2APRGWU650AC650 Wireless Dual Band USB Adapter

Regulatory Compliance_WU650 FCC compliance information statement Product name: AC650 Wireless Dual Band USB Adapter Model Number: WU650 Responsible party: Shenzhen Cudy Technology Co., Ltd. Address: 7/F, Lepu Tower (West), 66 Xingke Rd, Nanshan, Shenzhen, China Website: https://www.cudy.com Tel: +86 755 8600 8993 Email：[email protected] This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: • Reorient or relocate the receiving antenna. • Increase the separation between the equipment and receiver. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference. 2. This device must accept any interference received, including interference that may cause undesired operation. This device complies with FCC radiation exposure limits set forth for an uncontrolled environment and it also complies with Part 15 of the FCC RF Rules. The SAR limit of USA (FCC) is 1.6 W/kg averaged over one gram of tissue. This device has been tested to complied FCC Specific Absorption Rate (SAR)compliance. The highest reported SAR level for usage near the body (5mm) is 1.294W/kg. This equipment must not be co-located or operating in conjunction with any other antenna or transmitter. End-users and installers must be provided with antenna installation instructions and consider removing the no-collocation statement. This equipment must be installed and operated in accordance with provided instructions and the antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. End-users and installers must be provided with antenna installation instructions and consider removing the no-collocation statement. Caution! Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. Note: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment. Such modifications could void the user’s authority to operate the equipment. We, Shenzhen Cudy Technology Co., Ltd., has determined that the equipment shown as above has been shown to comply with the applicable technical standards, FCC part 15. There is no unauthorized change is made to the equipment and the equipment is properly maintained and operated. CE Mark Warning This is a class B product. In a domestic environment, this product may cause radio interference, in which case the user may be required to take adequate measures. Operating Frequency (Maximum transmitted power) 2400 MHz - 2483.5 MHz: 18dBm ± 2dB 5150 MHz - 5250 MHz: 18dBm ± 2dB 5250 MHz - 5350 MHz: 18dBm ± 2dB 5470 MHz - 5725 MHz: 18dBm ± 2dB Frequency band 5150 - 5250 MHz: Indoor use: Inside buildings only. Installations and use inside road vehicles and train carriages are not permitted. Limited outdoor use: If used outdoors, equipment shall not be attached to a fixed installation or to the external body of road vehicles, a fixed infrastructure or a fixed outdoor antenna. Use by unmanned aircraft systems (UAS) is limited to within the 5170 - 5250 MHz band. Frequency band: 5250 - 5350 MHz: Indoor use: Inside buildings only. Installations and use in road vehicles, trains and aircraft are not permitted. Outdoor use is not permitted. Frequency band: 5470 - 5725 MHz: Installations and use in road vehicles, trains and aircraft and use for unmanned aircraft systems (UAS) are not permitted. EU Declaration of Conformity Cudy hereby declares that the device is in compliance with the essential requirements and other relevant provisions of Directive 2014/30/EU, Directive 2014/35/EU, Directive 2014/53/EU, Directive 2011/65/EU, Directive (EU) 2015/863. The original EU Declaration of Conformity can be found at http://www.cudy.com/ce RF Exposure Information This device meets the EU requirements (2014/53/EU Article 3.1a) on the limitation of exposure of the general public to electromagnetic fields by way of health protection. The device complies with RF specifications when the device is used at 20 cm from your body. National Restrictions Attention: This device may only be used indoors in all EU member states and EFTA countries, and Northern Ireland. UKCA Mark Attention: This device may only be used indoors in Great Britain. Canadian Statement This device complies with Industry Canada’s licence-exempt RSSs. Operation is subject to the following two conditions: (1) This device may not cause interference; and (2) This device must accept any interference, including interference that may cause undesired operation of the device. Le présent appareil est conforme aux CNR d’Industrie Canada applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes : (1) l’appareil ne doit pas produire de brouillage; (2) l’utilisateur de l’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est suscep…

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1 Insert the USB adapter into a USB port on the computer. Note: Please use a USB 3.0 or higher port for optimal performance. 2 Install the driver according to your computer OS compatibility or Internet environment. Method A: Just wait for the built-in driver to install automatically. Method B: Search the web www.cudy.com/wu, select the model and download the OS-compatible driver. Unzip the wizard, click Setup.exe to auto-install the driver until Finish. 3 Connect the Internet and Enjoy! English 1 Stecken Sie den USB-Adapter in einen USB-Anschluss am Computer. Hinweis: Modelle verwenden Sie bitte einen USB 3.0-Anschluss oder höher, um eine optimale Leistung zu erzielen. 2 Installieren Sie den Treiber entsprechend der Kompatibilität Ihres Computer-Betriebssystems oder Ihrer Internetumgebung. Methode A: Warten Sie einfach, bis der integrierte Treiber automatisch installiert wird. Methode B: Durchsuchen Sie die Website www.cudy.com/wu, wählen Sie das Modell aus und laden Sie den mit dem Betriebssystem kompatiblen Treiber herunter. Entpacken Sie den Assistenten und klicken Sie auf „Setup.exe“, um den Treiber bis zum Abschluss automatisch zu installieren. 3 Verbinden Sie das Internet und genießen Sie! Deutsch 1 Insérez l'adaptateur USB dans un port USB de l'ordinateur. Remarque: Veuillez utiliser un port USB 3.0 ou supérieur pour des performances optimales. 2 Installez le pilote en fonction de la compatibilité du système d'exploitation de votre ordinateur ou de votre environnement Internet. Méthode A : attendez simplement que le pilote intégré s’installe automatiquement. Méthode B : recherchez sur le Web www.cudy.com/wu, sélectionnez le modèle et téléchargez le pilote compatible avec le système d'exploitation. Décompressez l'assistant, cliquez sur Setup.exe pour installer automatiquement le pilote jusqu'à Terminer. 3 Connectez-vous à Internet et profitez-en ! Français 1 Inserte el adaptador USB en un puerto USB de la computadora. Nota: Utilice un puerto USB 3.0 o superior para obtener un rendimiento óptimo. 2 Instale el controlador según la compatibilidad del sistema operativo de su computadora o el entorno de Internet. Método A: simplemente espere a que el controlador integrado se instale automáticamente. Método B: busque en la web www.cudy.com/wu, seleccione el modelo y descargue el controlador compatible con el sistema operativo. Descomprima el asistente, haga clic en Setup.exe para instalar automáticamente el controlador hasta Finalizar. 3 ¡Conéctate a Internet y disfruta! Español 1 Zasuňte adaptér USB do portu USB na počítači. Poznámka: Pro nejlepší výkon použijte port USB 3.0 nebo vyšší. 2 Nainstalujte ovladač podle kompatibility operačního systému vašeho počítače nebo prostředí internetu. Metoda A: Počkejte, až se vestavěný ovladač automaticky nainstaluje. Metoda B: Prohledejte web www.cudy.com/wu, vyberte model a stáhněte si ovladač kompatibilní s OS. Rozbalte průvodce, klikněte na Setup.exe pro automatickou instalaci ovladače až do dokončení. 3 Připojte se k internetu a užívejte si! Čeština 1 Sæt USB-adapteren i en USB-port på computeren. Bemærk: Brug venligst en USB 3.0 eller højere port for optimal ydeevne. 2 Installer driveren i henhold til din computers OS-kompatibilitet eller internetmiljø. Metode A: Vent bare på, at den indbyggede driver installeres automatisk. Metode B: Søg på internettet www.cudy.com/wu, vælg model og download den OS-kompatible driver. Pak guiden ud, klik på Setup.exe for automatisk at installere driveren, indtil Udfør. 3 Tilslut internettet og nyd! Dansk 1 Εισαγάγετε τον προσαρμογέα USB σε μια θύρα USB του υπολογιστή. Σημείωση: χρησιμοποιήστε μια θύρα USB 3.0 ή υψηλότερη για βέλτιστη απόδοση. 2 Εγκαταστήστε το πρόγραμμα οδήγησης σύμφωνα με τη συμβατότητα του λειτουργικού συστήματος του υπολογιστή σας ή το περιβάλλον Internet. Μέθοδος Α: Απλώς περιμένετε να εγκατασταθεί αυτόματα το ενσωματωμένο πρόγραμμα οδήγησης. Μέθοδος Β: Αναζητήστε στον ιστό www.cudy.com/wu, επιλέξτε το μοντέλο και πραγματοποιήστε λήψη του προγράμματος οδήγησης συμβατό με το λειτουργικό σύστημα. Αποσυμπιέστε τον οδηγό, κάντε κλικ στο Setup.exe για αυτόματη εγκατάσταση του προγράμματος οδήγησης μέχρι το Finish. 3 Συνδέστε το ∆ιαδίκτυο και απολαύστε! Ελληνικά 1 Sisestage USB-adapter arvuti USB-porti. Märkus: Optimaalse jõudluse tagamiseks kasutage USB 3.0 või uuemat porti. 2 Installige draiver vastavalt oma arvuti OS-i ühilduvusele või Interneti-keskkonnale. Meetod A: lihtsalt oodake, kuni sisseehitatud draiver installitakse automaatselt. Meetod B: otsige veebist www.cudy.com/wu, valige mudel ja laadige alla OS-iga ühilduv draiver. Pakkige viisard lahti, klõpsake nuppu Setup.exe, et draiver automaatselt installida kuni lõpetamiseni. 3 Ühendage Internet ja nautige! Eesti 1 Helyezze be az USB-adaptert a számítógép USB-portjába. Megjegyzés: Az optimális teljesítmény érdekében használjon USB 3.0 vagy újabb portot. 2 Telepítse az illesztőprogramot a számítógép operációs rendszere kompatibilitásának vagy internetes környezetének megfelelően. A módszer: Csak várja meg, amíg a beépített illesztőprogram automatikusan települ. B módszer: Keressen a www.cudy.com/wu weboldalon, válassza ki a modellt, és töltse le az operációs rendszerrel kompatibilis illesztőprogramot. Csomagolja ki a varázslót, kattintson a Setup.exe gombra az illesztőprogram automatikus telepítéséhez a Befejezésig. 3 Csatlakoztassa az internetet, és élvezze! Magyar 1 USB адаптерін компьютердегі USB портына салыңыз. Ескертпе: Оңтайлы өнімділік үшін USB 3.0 немесе одан жоғары портты пайдаланыңыз. 2 Драйверді компьютердің ОЖ үйлесімділігіне немесе Интернет ортасына сәйкес орнатыңыз. А әдісі: Кірістірілген драйвер автоматты түрде орнатылуын күтіңіз. B әдісі: www.cudy.com/wu веб-сайтынан іздеңіз, үлгіні таңдаңыз және ОЖ үйлесімді драйверін жүктеңіз. Шеберді ашыңыз, Аяқтағанша драйверді автоматты түрде орнату үшін Setup.exe түймесін басыңыз. 3 Интернетке қосылып, рахат алыңыз! Қазақша 1 Įkiškite USB adapterį į kompiuterio USB prievadą. Past…

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Report No.: BTL-FCC SAR-1-2504C143_Appendix B. Page 1 of 5 Test Laboratory: BTL Inc. (Dongguan) Date: 2025/8/8 W06_802.11g_WiFi 2.4G_CH6_Horizontal Up_5mm DUT: Dongle; Communication System: UID 10013 - CAB, IEEE 802.11g WiFi 2.4 GHz (DSSS-OFDM, 6 Mbps); Frequency: 2437 MHz; Duty Cycle: 1:1 Medium parameters used (interpolated): f = 2437 MHz; σ = 1.859 S/m; εr = 39.096; ρ = 1000 kg/m3 Ambient Temperature：23.3 °C; Liquid Temperature：22.4 °C DASY Configuration: • Probe: EX3DV4 - SN3809; ConvF(7.59, 6.97, 6.79) @ 2437 MHz; Calibrated: 2025/1/24 • Sensor-Surface: 1.4mm (Mechanical Surface Detection), z = 1.0, 31.0 • Electronics: DAE4 Sn1390; Calibrated: 2024/11/14 • Phantom: Twin-SAM V4.0 (20deg probe tilt); Type: QD000P40CC; Serial: TP:1469 • DASY52 52.10.4(1535); SEMCAD X 14.6.14(7501) Area Scan (5x5x1): Measurement grid: dx=12mm, dy=12mm Maximum value of SAR (measured) = 0.493 W/kg Zoom Scan (7x7x7)/Cube 0: Measurement grid: dx=5mm, dy=5mm, dz=5mm Reference Value = 8.230 V/m; Power Drift = 0.06 dB Peak SAR (extrapolated) = 1.07 W/kg SAR(1 g) = 0.217 W/kg; SAR(10 g) = 0.068 W/kg Smallest distance from peaks to all points 3 dB below = 8 mm Ratio of SAR at M2 to SAR at M1 = 16.8% Maximum value of SAR (measured) = 0.516 W/kg Report No.: BTL-FCC SAR-1-2504C143_Appendix B. Page 2 of 5 Test Laboratory: BTL Inc. (Dongguan) Date: 2025/8/8 W20_802.11ac VHT40_WiFi 5.2G_CH46_Horizontal Up_5mm DUT: Dongle; Communication System: UID 10534 - AAB, IEEE 802.11ac WiFi (40MHz, MCS0, 99pc duty cycle); Frequency: 5230 MHz; Duty Cycle: 1:1 Medium parameters used (interpolated): f = 5230 MHz; σ = 4.646 S/m; ε r = 36.447; ρ = 1000 kg/m 3 Ambient Temperature：23.3 °C; Liquid Temperature：22.4 °C DASY Configuration: • Probe: EX3DV4 - SN3809; ConvF(6.23, 5.73, 5.57) @ 5230 MHz; Calibrated: 2025/1/24 • Sensor-Surface: 1.4mm (Mechanical Surface Detection), z = 1.0, 23.0 • Electronics: DAE4 Sn1390; Calibrated: 2024/11/14 • Phantom: Twin-SAM V4.0 (20deg probe tilt); Type: QD000P40CC; Serial: TP:1469 • DASY52 52.10.4(1535); SEMCAD X 14.6.14(7501) Area Scan (6x6x1): Measurement grid: dx=10mm, dy=10mm Maximum value of SAR (measured) = 0.251 W/kg Zoom Scan (7x7x12)/Cube 0: Measurement grid: dx=4mm, dy=4mm, dz=2mm Reference Value = 5.712 V/m; Power Drift = -0.06 dB Peak SAR (extrapolated) = 1.27 W/kg SAR(1 g) = 0.142 W/kg; SAR(10 g) = 0.044 W/kg Smallest distance from peaks to all points 3 dB below = 6.4 mm Ratio of SAR at M2 to SAR at M1 = 16.5% Maximum value of SAR (measured) = 0.320 W/kg Report No.: BTL-FCC SAR-1-2504C143_Appendix B. Page 3 of 5 Test Laboratory: BTL Inc. (Dongguan) Date: 2025/8/8 W021_802.11a_WiFi 5.3G_CH64_Horizontal Up_5mm DUT: Dongle; Communication System: UID 0, IEEE 802.11a WiFi 5G(OFDM, 6 Mbps,) (0); Frequency: 5320 MHz; Duty Cycle: 1:1 Medium parameters used: f = 5320 MHz; σ = 4.756 S/m; ε r = 36.227; ρ = 1000 kg/m 3 Ambient Temperature：23.3 °C; Liquid Temperature：22.4 °C DASY Configuration: • Probe: EX3DV4 - SN3809; ConvF(6.02, 5.54, 5.39) @ 5320 MHz; Calibrated: 2025/1/24 • Sensor-Surface: 1.4mm (Mechanical Surface Detection), z = 1.0, 23.0 • Electronics: DAE4 Sn1390; Calibrated: 2024/11/14 • Phantom: Twin-SAM V4.0 (20deg probe tilt); Type: QD000P40CC; Serial: TP:1469 • DASY52 52.10.4(1535); SEMCAD X 14.6.14(7501) Area Scan (6x6x1): Measurement grid: dx=10mm, dy=10mm Maximum value of SAR (measured) = 0.653 W/kg Zoom Scan (7x7x12)/Cube 0: Measurement grid: dx=4mm, dy=4mm, dz=2mm Reference Value = 9.752 V/m; Power Drift = -0.11 dB Peak SAR (extrapolated) = 1.76 W/kg SAR(1 g) = 0.362 W/kg; SAR(10 g) = 0.117 W/kg Smallest distance from peaks to all points 3 dB below = 6.6 mm Ratio of SAR at M2 to SAR at M1 = 16.5% Maximum value of SAR (measured) = 0.819 W/kg Report No.: BTL-FCC SAR-1-2504C143_Appendix B. Page 4 of 5 Test Laboratory: BTL Inc. (Dongguan) Date: 2025/8/8 W33_802.11ac VHT20_WiFi 5.6G_CH100_Horizontal Up_5mm DUT: Dongle; Communication System: UID 10525 - AAB, IEEE 802.11ac WiFi (20MHz, MCS0, 99pc duty cycle); Frequency: 5500 MHz; Duty Cycle: 1:1 Medium parameters used: f = 5500 MHz; σ = 4.958 S/m; ε r = 35.789; ρ = 1000 kg/m 3 Ambient Temperature：23.3 °C; Liquid Temperature：22.4 °C DASY Configuration: • Probe: EX3DV4 - SN3809; ConvF(5.54, 5.1, 4.96) @ 5500 MHz; Calibrated: 2025/1/24 • Sensor-Surface: 1.4mm (Mechanical Surface Detection), z = 1.0, 23.0 • Electronics: DAE4 Sn1390; Calibrated: 2024/11/14 • Phantom: Twin-SAM V4.0 (20deg probe tilt); Type: QD000P40CC; Serial: TP:1469 • DASY52 52.10.4(1535); SEMCAD X 14.6.14(7501) Area Scan (6x6x1): Measurement grid: dx=10mm, dy=10mm Maximum value of SAR (measured) = 1.00 W/kg Zoom Scan (7x7x12)/Cube 0: Measurement grid: dx=4mm, dy=4mm, dz=2mm Reference Value = 10.46 V/m; Power Drift = 0.08 dB Peak SAR (extrapolated) = 3.00 W/kg SAR(1 g) = 0.514 W/kg; SAR(10 g) = 0.189 W/kg Smallest distance from peaks to all points 3 dB below = 8.6 mm Ratio of SAR at M2 to SAR at M1 = 15.9% Maximum value of SAR (measured) = 1.46 W/kg Report No.: BTL-FCC SAR-1-2504C143_Appendix B. Page 5 of 5 Test Laboratory: BTL Inc. (Dongguan) Date: 2025/8/8 W08_802.11ac VHT20_WiFi 5.8G_CH149_Horizontal Up_5mm DUT: Dongle; Communication System: UID 10525 - AAB, IEEE 802.11ac WiFi (20MHz, MCS0, 99pc duty cycle); Frequency: 5745 MHz; Duty Cycle: 1:1 Medium parameters used (interpolated): f = 5745 MHz; σ = 5.261 S/m; ε r = 35.182; ρ = 1000 kg/m 3 Ambient Temperature：23.3 °C; Liquid Temperature：22.4 °C DASY Configuration: • Probe: EX3DV4 - SN3809; ConvF(5.51, 5.06, 4.93) @ 5745 MHz; Calibrated: 2025/1/24 • Sensor-Surface: 1.4mm (Mechanical Surface Detection), z = 1.0, 23.0 • Electronics: DAE4 Sn1390; Calibrated: 2024/11/14 • Phantom: Twin-SAM V4.0 (20deg probe tilt); Type: QD000P40CC; Serial: TP:1469 • DASY52 52.10.4(1535); SEMCAD X 14.6.14(7501) Area Scan (6x6x1): Measurement grid: dx=10mm, dy=10mm Maximum value of SAR (measured) = 1.12 W/kg Zoom Scan (7x7x12)/Cube 0: Measurement grid: dx=4mm, dy=4mm, dz=2mm Reference Value = 8.203 V/m; Power Drift = -0.01 dB Peak SAR (extrapolated…

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Report No.: BTL-FCC SAR-1-2504C143_Appendix D. Page 1 of 2 Appendix D. Photographs of the Test Set-Up Photo 1: Horizontal Up_5mm Photo 2: Horizontal Down_5mm Photo 3: Vertical Front_5mm Photo 4: Vertical Back_5mm Photo 5: Tip Side_5mm Photo 6: EUT Photo_Front Face Report No.: BTL-FCC SAR-1-2504C143_Appendix D. Page 2 of 2 Photo 7: EUT Photo_Rear Face - -

Report No.:BTL-FCCP-1-2504C143 Report Version: R00 Page 29 of 87 11. EUT TEST PHOTO AC Power Line Conducted Emissions Test Photos Report No.:BTL-FCCP-1-2504C143 Report Version: R00 Page 30 of 87 Radiated Emissions Test Photos 9 kHz to 30 MHz Report No.:BTL-FCCP-1-2504C143 Report Version: R00 Page 31 of 87 Radiated Emissions Test Photos 30 MHz to 1 GHz Report No.:BTL-FCCP-1-2504C143 Report Version: R00 Page 32 of 87 Radiated Emissions Test Photos Band edge & Harmonic(1 GHz to 18 GHz) Report No.:BTL-FCCP-1-2504C143 Report Version: R00 Page 33 of 87 Radiated Emissions Test Photos Harmonic(18 GHz to 26.5 GHz) Report No.:BTL-FCCP-1-2504C143 Report Version: R00 Page 34 of 87 Conducted Test Photos Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 21 of 22 10. EUT TEST PHOTO Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 22 of 22 End of Test Report

Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 1 of 22 FCC DFS Test Report FCC ID: 2APRGWU650 This report concerns: Original Grant Project No. : 2504C143 Equipment : AC650 Wireless Dual Band USB Adapter Brand Name : Cudy Model Name : WU650 Applicant : Shenzhen Cudy Technology Co., Ltd. Address : 7/F, Lepu Tower (West), 66 Xingke Rd, Nanshan, Shenzhen, China Manufacturer : Shenzhen Cudy Technology Co., Ltd. Address : 7/F, Lepu Tower (West), 66 Xingke Rd, Nanshan, Shenzhen, China Factory : Shenzhen Cudy Technology Co., Ltd. Address : 7/F, Lepu Tower (West), 66 Xingke Rd, Nanshan, Shenzhen, China Date of Receipt : Apr. 16, 2025 Date of Test : Apr. 17, 2025 ~ Jun. 17, 2025 Issued Date : Oct. 29, 2025 Test Sample : Engineering Sample No.: DG202504162 Standard(s) : FCC CFR Title 47, Part 15, Subpart E The above equipment has been tested and found compliance with the requirement of the relative standards by BTL Inc. (Dongguan) Prepared by : Chella Zheng Approved by : Chay Cai No.3, Jinshagang 1st Road, Dalang, Dongguan, Guangdong People’s Republic of China. Te l : + 8 6-769-8318-3000 Web: www.newbtl.com Service mail: [email protected] Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 2 of 22 Declaration BTL represents to the client that testing is done in accordance with standard procedures as applicable and that test instruments used has been calibrated with standards traceable to international standard(s) and/or national standard(s). BTL's reports apply only to the specific samples tested under conditions. It is manufacture’s responsibility to ensure that additional production units of this model are manufactured with the identical electrical and mechanical components. BTL assumes no responsibility for the data provided by the customer, any statements, inferences or generalizations drawn by the customer or others from the reports issued by BTL. The report must not be used by the client to claim product certification, approval, or endorsement by A2LA or any agency of the U.S. Government. This report is the confidential property of the client. As a mutual protection to the clients, the public and ourselves, the test report shall not be reproduced, except in full, without our written approval. BTL’s laboratory quality assurance procedures are in compliance with the ISO/IEC 17025: 2017 requirements, and accredited by the conformity assessment authorities listed in this test report. BTL is not responsible for the sampling stage, so the results only apply to the sample as received. The information, data and test plan are provided by manufacturer which may affect the validity of results, so it is manufacturer’s responsibility to ensure that the apparatus meets the essential requirements of applied standards and in all the possible configurations as representative of its intended use. Limitation For the use of the authority's logo is limited unless the Test Standard(s)/Scope(s)/Item(s) mentioned in this test report is (are) included in the conformity assessment authorities acceptance respective. Please note that the measurement uncertainty is provided for informational purpose only and are not use in determining the Pass/Fail results. Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 3 of 22 Table of Contents Page REVISION HISTORY 4 1 . APPLICABLE STANDARDS 5 2 . SUMMARY OF TEST RESULTS 5 3 . TEST FACILITY 6 4 . TEST ENVIRONMENT CONDITIONS 6 5 . GENERAL INFORMATION 7 5.1 GENERAL DESCRIPTION OF EUT 7 5.2 CUSTOMER INFORMATION DESCRIPTION 9 5.3 MAXIMUM OUTPUT POWER AND E.I.R.P. 9 5.4 DESCRIPTION OF TEST MODES 9 6 . U-NII DFS RULE REQUIREMENTS 10 6.1 WORKING MODES AND REQUIRED TEST ITEMS 10 6.2 TEST LIMITS AND RADAR SIGNAL PARAMETERS 11 7 . MEASUREMENT INSTRUMENTS LIST 12 8 . DYNAMIC FREQUENCY SELECTION (DFS) 13 8.1 DFS MEASUREMENT SYSTEM 13 8.2 CALIBRATION OF DFS DETECTION THRESHOLD LEVEL 15 8.3 DEVIATION FROM TEST STANDARD 15 9 . TEST RESULTS 16 9.1 SUMMARY OF DFS TEST RESULT 16 9.2 DFS DETECTION THRESHOLD 17 9.3 CHANNEL MOVE TIME AND CHANNEL CLOSING TRANSMISSION TIME 18 9.4 NON-OCCUPANCY PERIOD 20 10 . EUT TEST PHOTO 21 Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 4 of 22 REVISION HISTORY Report No. Version Description Issued Date Note BTL-FCCP-3-2504C143 R00 Original Report. Oct. 29, 2025 Valid Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 5 of 22 1. APPLICABLE STANDARDS According to the specifications of the manufacturer, the EUT must comply with the requirements of the following standards: KDB 905462 D02 UNII DFS Compliance Procedures New Rules v02 The following reference test guidance is not within the scope of accreditation of A2LA: KDB 789033 D02 General U-NII Test Procedures New Rules v02r01 KDB 905462 D03 UNII Clients Without Radar Detection New Rules v01r02 2. SUMMARY OF TEST RESULTS Test procedures according to the technical standard(s): FCC CFR Title 47, Part 15, Subpart E Standard(s) Section Test Item Test Result Judgment Remark FCC 15.407(h) Transmit Power Control (TPC) and Dynamic Frequency Selection (DFS) ------ PASS ------ Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 6 of 22 3. TEST FACILITY The test facilities used to collect the test data in this report is at the location of No.3, Jinshagang 1st Road, Dalang, Dongguan, Guangdong People’s Republic of China. BTL's Registration Number for FCC: 747969 BTL's Designation Number for FCC: CN1377 4. TEST ENVIRONMENT CONDITIONS Test Item Temperature Humidity Test Voltage Tested By Test Date Dynamic Frequency Selection (DFS) 23°C 51% DC 5V Zack Zhang May 08, 2025 Report No.: BTL-FCCP-3-2504C143 Report Version: R00 Page 7 of 22 5. GENERAL INFORMATION 5.1 GENERAL DESCRIPTION OF EUT Equipment AC650 Wireless Dual Band USB Adapter Brand Name Cudy Test Model WU650 Model Name WU650 Model Difference(s) N/A Software Version V1.0 Hardware Version V1.0 Power Source Supplied from USB port. Power Rating DC 5V Operation Frequency Band(s) UNII-2A: 5250 MHz ~ 5350 MHz UNII-2C: 5470 MHz ~ 5725 MHz Modul…

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專業天線整體解決方案供應商 P.13 WU650 Outlet Terminals Double-band WIFI Manufacturer Shenzhen JiafangMetal Co., Ltd. AddressB2-1304, Vanke TianyuPlaza, Central City, Longcheng Subdistrict, LonggangDistrict, Shenzhen Antenna type Metal antenna 專業天線整體解決方案供應商 P.14 Double-band WIFI: Passive parameters 專業天線整體解決方案供應商 P.15 2G WIFI_ radiation polar pattern 3D/2D： 專業天線整體解決方案供應商 P.16 5G WIFI_ radiation polar pattern 3D/2D：

Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 128 of 158 Test Mode UNII-2A_TX A Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 52 5260 20.940 16.874 60 5300 20.880 16.908 64 5320 20.940 16.904 CH52 CH60 CH64 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 129 of 158 Test Mode UNII-2A_TX AC(VHT20) Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 52 5260 21.780 17.808 60 5300 21.120 17.791 64 5320 21.540 17.817 CH52 CH60 CH64 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 130 of 158 Test Mode UNII-2A_TX AC(VHT40) Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 54 5270 41.200 37.102 62 5310 42.900 37.118 CH54 CH62 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 131 of 158 Test Mode UNII-2A_TX AC(VHT80) Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 58 5290 81.000 75.650 CH58 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 132 of 158 Test Mode UNII-2C_TX A Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 100 5500 21.060 16.847 116 5580 20.880 16.842 140 5700 20.820 16.897 CH100 CH116 CH140 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 133 of 158 Test Mode UNII-2C_TX AC(VHT20) Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 100 5500 20.700 17.777 116 5580 20.880 17.778 140 5700 20.940 17.787 CH100 CH116 CH140 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 134 of 158 Test Mode UNII-2C_TX AC(VHT40) Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 102 5510 41.100 36.969 110 5550 41.200 36.988 134 5670 48.400 37.042 CH102 CH110 CH134 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 135 of 158 Test Mode UNII-2C_TX AC(VHT80) Mode Channel Frequency (MHz) 26 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 106 5530 81.400 75.691 122 5610 81.800 75.613 CH106 CH122 26 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 136 of 158 Test Mode UNII-3_TX A Mode Channel Frequency (MHz) 6 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 6 dB Bandwidth Min. Limit (MHz) Result 149 5745 16.320 16.863 0.5 Pass 157 5785 16.320 16.857 0.5 Pass 165 5825 16.320 16.903 0.5 Pass CH149 CH157 CH165 6 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 137 of 158 Test Mode UNII-3_TX AC(VHT20) Mode Channel Frequency (MHz) 6 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 6 dB Bandwidth Min. Limit (MHz) Result 149 5745 16.920 17.786 0.5 Pass 157 5785 16.560 17.818 0.5 Pass 165 5825 16.920 17.789 0.5 Pass CH149 CH157 CH165 6 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 138 of 158 Test Mode UNII-3_TX AC(VHT40) Mode Channel Frequency (MHz) 6 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 6 dB Bandwidth Min. Limit (MHz) Result 151 5755 35.200 36.994 0.5 Pass 159 5795 35.200 37.005 0.5 Pass CH151 CH159 6 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 139 of 158 Test Mode UNII-3_TX AC(VHT80) Mode Channel Frequency (MHz) 6 dB Bandwidth (MHz) 99 % Occupied Bandwidth (MHz) 6 dB Bandwidth Min. Limit (MHz) Result 155 5775 73.800 75.551 0.5 Pass CH155 6 dB Bandwidth 99 % Occupied Bandwidth Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 140 of 158 APPENDIX F - MAXIMUM OUTPUT POWER Report No.: BTL-FCCP-2-2504C143 Report Version: R00 Page 141 of 158 Test Mode UNII-1_TX A Mode Channel Frequency (MHz) Output Power (dBm) Duty Factor (dB) Output Power + Duty Factor (dBm) Max. Limit (dBm) Max. Limit (W) Result 36 5180 16.03 0.75 16.78 23.98 0.2500 Pass 40 5200 16.10 0.75 16.85 23.98 0.2500 Pass 48 5240 16.01 0.75 16.76 23.98 0.2500 Pass Test Mode UNII-1_TX AC(VHT20) Mode Channel Frequency (MHz) Output Power (dBm) Duty Factor (dB) Output Power + Duty Factor (dBm) Max. Limit (dBm) Max. Limit (W) Result 36 5180 16.06 0.34 16.40 23.98 0.2500 Pass 40 5200 16.16 0.34 16.50 23.98 0.2500 Pa…

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