2A2P5-OHR829In-Ear Earbuds (TWS)

OHR829 In-Ear Earbuds (TWS) User Manual Product structure diagram 1. Function Key(Touch) 2. Earbud LED indicator 3. Charging case 4. Charging port 3 1 2 Tips: Gently place the earphones into the external ear canal and adjust the earphones after insertion Adjust the wearing angle to a comfortable angle. 4 英语English Preface Thank you for purchasing an Acer product. For best results, please read this manual carefully before use. Switch on/off Switch on: Press and hold touch key for 3s under power-off state. Switch off: Press and hold touch key for 5s under standby/playing state. Connection Operation Wireless Connection:Open the Wireless Settings page of Settings to search and operate. Answer/hang up Answer call: Single-tap touch key when there is an incoming call. Hang up call: Single-tap touch key during a call. Play/Pause Play/Pause: Single-tap touch key in playing/connected state. Double-tap left earbud: Volume Down Double-tap right earbud: Volume Up Refuse to answer the phone Reject call: Press and hold either touch key for 2s when there is an incoming call. Up/Down Curve Control Triple-tap left earbud: Previous track Triple-tap right earbud: Next track Special mode SIRI: Press and hold touch key for 2s under standby state. Game Mode: Four-tap touch key under standby/playing state (With ENC, low- latency) 英语English Preface Thank you for purchasing an Acer product. For best results, please read this manual carefully before use. Wireless headphone parameters： Operating Frequency Band : 50Hz-20KHz Maximum Radio-Frequency Power : 1.87 dBm Safety Instructions： 1. Before first use, pleas e fully charge the product. 2. This product is not a toy. Children under 12 years old must use it under adult supervision. 3. Pleas e use 5V/1A chargers with official safety certification from regular manufacturers. Do not use high-voltage fast chargers to avoid product damage. 4. Charge in a safe environment. Unplug the charging cable promptly after the charging case is fully charged to prevent battery damage from overcharging. The charging case adopts a Type-C charging port. 5. This product contains a lithium battery. If left unused for a long time, charge it at least once a month. 6. W hen using the product via Bluetooth, adjust the headphone volume to an appropriate level to prevent permanent hearing damage caused by long-term high- volume use. 7. This product contains magnetic materials. Keep it away from devices with strong magnetic or electric fields such as microwave ovens and refrigerators during use and storage. 8. Before cleaning and maintenance, stop using the product, close all applications, and disconnect all connections and cables from other devic es. 9. Dispose of waste electronic products in accordance with local regulations. Do not discard electronic equipment, components or batteries with domestic garbage. 英语English Vorwort Vielen Dank für den Kauf eines Acer-Produkts. Für beste Ergebnisse lesen Sie bitte diese Bedienungsanleitung vor der Nutzung sorgfältig durch. Ein-/Ausschalten Einschalten: Halten Sie die Berührungstaste 3 Sekunden lang im ausgeschalteten Zustand gedrückt. Ausschalten: Halten Sie die Berührungstaste 5 Sekunden lang im Standby- /Wiedergabezustand gedrückt. Verbindungsvorgang Drahtlose Verbindung: Öffnen Sie die Seite Drahtlose Einstellungen in den Einstellungen, um zu suchen und zu operieren. Annehmen/Auflegen Anruf annehmen: Tippen Sie die Berührungstaste einmal an, wenn ein Anruf eingeht. Anruf auflegen: Tippen Sie die Berührungstaste einmal an, während ein Anruf aktiv ist. Wiedergabe/Pause Wiedergabe/Pause: Einfaches Tippen auf die Berührungstaste im Wiedergabe-oder Verbindungsstatus. Doppeltippen auf den linken Ohrhörer: Lautstärke verringern Doppeltippen auf den rechten Ohrhörer: Lautstärke erhöhen Anruf ablehnen Anruf ablehnen: Drücken und Haltern einer beliebigen Berührungstaste für 2 Sekunden bei eingehendem Anruf. Vor-/Zurück-Steuerung Dreifachtippen auf den linken Ohrhörer: Vorheriger Titel Dreifachtippen auf den rechten Ohrhörer: Nächster Titel SonderModus SIRI: Halten Sie die Berührungstaste 2 Sekunden lang im Standby-Zustand gedrückt. Spielmodus: Viertermal tippen auf die Berührungstaste im Standby- /Wiedergabezustand (Mit ENC, niedrige Latenz) 德语Deutsch Vorwort Vielen Dank, dass Sie sich für ein Produkt von Acer entschieden haben. Um eine optimale Leistung zu gewährleisten, lesen Sie bitte diese Anleitung vor der Verwendung sorgfältig durch. Parameter des Wireless-Kopfhörers: Betriebsfrequenzband: 50Hz-20KHz Maximale Hochfrequenzleistung: 1.87 dBm Sicherheitsanweisungen 德语Deutsch 1. Bitte laden Sie das Produkt vor der ersten Verwendung vollständig auf. 2. Dieses Produkt ist kein Spielzeug. Kinder unter 12 Jahren dürfen es nur unter Aufsicht eines Erwachsenen verwenden. 3. Verwenden Sie nur 5V/ 1A-Ladegeräte mit Sicherheitszertifizierung regulärer Hersteller. Vermeiden Sie Hochspannungs-Schnellladegeräte, um Schäden am Produkt zu verhindern. 4. Laden Sie das Gerät in einer sicheren Umgebung. Ziehen Sie das Ladekabel sofort heraus, wenn die Ladebox vollständig geladen ist, um eine Beschädigung des Akkus durch Dauerladen zu vermeiden. Die Ladebox ist mit einem Type-C-Anschluss ausgestattet. 5. Dieses Produkt enthält einen Lithium-Akku. Bei längerer Nichtverwendung laden Sie es mindestens einmal monatlich auf. 6. Stellen Sie bei Bluetooth-Verbindung eine angemessene Lautstärke ein, um Hörschäden durch dauerhaft hohe Lautstärke zu vermeiden. 7. Dieses Produkt enthält magnetische Materialien. Halten Sie es während Nutzung und Aufbewahrung von Geräten mit starkem Magnet-oder Elektrofeld wie Mikrowellen und Kühlschränken fern. 8. Vor Reinigung und Wartung beenden Sie die Nutzung, schließen Sie alle Anwendungen und trennen Sie alle Verbindungen und Kabel zu anderen Geräten. 9. Entsorgen Sie Altgeräte gemäß örtlichen Gesetzen. Werfen Sie Elektrogeräte, Bauteile und Batterien nicht in den Hausmüll. Forord Tak for din køb af et Acer-produkt. For bedste resultater, læs v…

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Shenzhen HTT Technology Co., Ltd. Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 7 Product Name: In-Ear Earbuds (TWS) Model No.: OHR829 EUT Constructional Details External Photo Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 7 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 7 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 7 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 5 of 7 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 6 of 7 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 7 of 7 ------End------

Label and Location Size: L: 1.0cm*W: 0.2cm Label and Location FCC ID : 2A2P5-OHR829

Shenzhen HTT Technology Co., Ltd. Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 1 of 6 Product Name: In-Ear Earbuds (TWS) Model No.: OHR829 Internal Photos of the EUT Left side Photo Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 2 of 6 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 3 of 6 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 4 of 6 Right side Photo Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 5 of 6 Report No.: HTT202607227 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park,Hangcheng Road, Nanchang Community, Xixiang Street, Bao'an District, Guangdong Province, Shenzhen, China Page 6 of 6 ------End------

Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 1 of 8 RF Exposure evaluation Report Reference No. ..................... : FCC ID............................................. : HTT202607227F02 2A2P5-OHR829 Compiled by ( position+printed name+signature) . : File administrators Heber He Supervised by ( position+printed name+signature) . : Project Engineer Bruce Zhu Approved by ( position+printed name+signature) . : RF Manager Kevin Yang Date of issue .................................... : Jul. 15, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ............................ : Acer Gadget Inc. Address ............................................ : 24F., No.112, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei city 221, Taiwan Standard ........................................... : 47CFR §1.1310 47CFR §2.1093 KDB447498 D01 General RF Exposure Guidance v06 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : In-Ear Earbuds (TWS) Manufacturer .................................... : Acer Gadget Inc. Trade Mark ........................................ Acer Model/Type reference ...................... : OHR829 Rating ............................................... : Headphone battery capacity:3.7V/30mAh (polymer battery) Charging bin battery capacity:3.7V/230mAh (polymer battery) Charging interface :USB Type-C Result ............................................... : PASS Report No.: HTT202607227F02 Page 2 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 2 of 8 T E S T R E P O R T Equipment under Test : In-Ear Earbuds (TWS) Model /Type : OHR829 Listed Models : N/A Applicant : Acer Gadget Inc. Address : 24F., No.112, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei city 221, Taiwan Manufacturer : Acer Gadget Inc. Address : 24F., No.112, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei city 221, Taiwan Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of the test laboratory. Report No.: HTT202607227F02 Page 3 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 3 of 8 Contents 1 T E S T S T A N D A R D S ................................................... 4 2 S U M M A R Y .............................................................. 5 2.1 General Remarks 5 2.2 Product Description 5 2.3 Special Accessories 5 2.4 Modifications 5 3 T E S T E N V I R O N M E N T 6 3.1 Address of the test laboratory 6 3.2 Test Facility 6 3.3 Statement of the measurement uncertainty 6 4 T E S T L I M I T 7 4.1 Requirement 7 4.2 Conducted Power Results 8 4.3 Manufacturing tolerance 8 4.4 Evaluation Result 8 4.5 Simultaneous Transmission for SAR Exclusion 8 5 C O N C L U S I O N 8 Report No.: HTT202607227F02 Page 4 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 4 of 8 1 T E S T S T A N D A R D S The tests were performed according to following standards: ANSI C95.1–1999: IEEE Standard for Safety Levels with Respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz. FCC KDB 447498 D01 General RF Exposure Guidance v06: Mobile and Portable Device, RF Exposure, Equipment Authorization Procedures. FCC CFR 47 part1 1.1310: Radiofrequency radiation exposure limits. FCC CFR 47 part2 2.1093: Radiofrequency radiation exposure evaluation: portable devices Report No.: HTT202607227F02 Page 5 of 8 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China Page 5 of 8 2 S U M M A R Y 2.1 General Remarks Date of receipt of test sample : Jul. 06, 2026 Testing commenced on : Jul. 06, 2026 Testing concluded on : Jul. 15, 2026 2.2 Product Description Product description: In-Ear Earbuds (TWS) Model/Type reference: OHR829 Power supply: Headphone battery capacity:3.7V/30mAh (polymer battery) Charging bin battery capacity:3.7V/230mAh (polymer battery) Charging interface :USB Type-C Adapter Information (Auxiliary test provided by the lab): Model: GS-0500200 Input: AC100-240V, 50/60Hz, 0.3A max Output: DC 5V, 2A Testing sample ID： HTT202607227-1# (Engineer sample) HTT202607227-2# (Normal sample) Hardware version: / Software version: / Bluetooth : Supported Type: Bluetooth BR/EDR Modulation: GFSK, π/4DQPSK, 8DPSK Operation frequency: 2402MHz~2480MHz Channel number: 79 Channel separation: 1MHz Antenna type: Chip Antenna Antenna gain: 2.70 dBi 2.3 Special Accessories The following…

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2.4GHz1608ChipAntenna:RANT1608F245C04 _ Application: WLAN,802.11b/g,Bluetooth,WLAN,etc... Features SMD,highreliability,ultraImpact,Omni-directional... PartnumberInformation RANT1608F245C04 (A)(B)(C)(D)(E)(F) ElectricalSpecification DimensionandTerminalConfiguration No.TerminalName 1Feeding/GNG 2GND/Feeding (A)ProductTypeChipAntenna (B)SizeCode 1.6x0.8mm( ± 0.1mm) (C)MaterialHighKmaterial (D)Frequency2.4~2.5GHz (E)FeedingmodePIFA&SingleFeeding (F)AntennatypeType=04 WorkingFrequencyRange2400~2500MHz Bandwidth120MHz(Min.) PeakGain2.7dBi(Typ.) Impedance50Ohm Returnloss10dB(Min) PolarizationLinear AzimuthBeamwidthOmni-directional OperationTemperature( °C )-40~85 °C ResistancetoSolderingHeats 10sec.(@280 °C ) TerminationNi/Au(Leadless) Dimension(mm) L 1.60±0.10 W 0.80 ± 0.10 T 0.80 ± 0.10 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz1608ChipAntenna:RANT1608F245C04 _ 1 EvaluationBoardReference PCBDimensionAntennaLayoutReference Unit:mm ElectricalCharacteristics ReturnLoss&Radiation ELECTRICALCHARACTERISTICSS11 Radiation ElectricalCharacteristics Freque ncy EfficPercenGain 2400-1.6472.27%2.38 2450-1.3375.34%2.7 2500-1.5972.98%2.59 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz1608ChipAntenna:RANT1608F245C04 _ TapingSpecifications ReelandTapingSpecification ReelSpecification TYPESIZEABCD 16087”4K/Reel 4.0±0.5 4.0±213.5±0.5178±2 TappingSpecification PackagingTypeABWEFGHTψDP PaperType1608 1.90±0.203.50±0.208.0±0.201.75±0.103.5±0.054.0±0.102.0±0.050.75±0.10 1.50±0.10 4.0±0.1 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz1608ChipAntenna:RANT1608F245C04 _ ReliabilityTable TestItemProcedure Requirements CeramicType Remark (Reference) Electrical Characterization Fulfilltheelectrical specification UserSpec. Thermal Shock 1.Preconditioning: 50±10°C/1hr,thenkeepfor24±1hrsatroomtemp. 2.Initialmeasure:Spec:referInitialspec. 3.Rapidchangeoftemperaturetest: -30°Cto+85°C;100cycles; 15minutesatLowercategorytemperature; 15minutesatUppercategorytemperature. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 107 Temperature Cycling 1.Initialmeasure:Spec:referInitialspec. 2.100Cycles(-30°Cto+85°C),SoakMode=1(2Cycle/hours). 3.Measurementat24±2Hoursaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. JESD22 JA104 HighTemperature Exposure 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered;500hours@T=+85°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 LowTemperature Storage 1.Initialmeasure:Spec:referInitialspec. 2.Unpowered:500hours@T=-30°C. 3.Measurementat24±2hoursaftertest. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 108 Solderability (SMDBottomSide) Dippingmethod: a.Temperature:235±5°C b.Dippingtime:3±0.5s Thesoldershouldcover over95%ofthecritical areaofbottomside. IEC60384-21/22 4.10 SolderingHeat Resistance (RSH) Preheatingtemperature:150±10°C. Preheatingtime:1~2min. Soldertemperature:260±5°C. Dippingtime:5±0.5s NoVisibleDamage.IEC60384-21/22 4.10 Vibration5g'sfor20min.,12cycleseachof3orientations Note:Use8"X5"PCB.031"thick7securepointson,onelong sideand2securepointsatcornersofoppositesides.Parts mountedwithin2"fromanysecurepoint.Testfrom10-2000 Hz. NoVisibleDamage.MIL-STD-202 Method204 Mechanical Shock Threeshocksineachdirectionshallbeappliedalongthethree mutuallyperpendicularaxesofthetestspecimen(18shocks) Peakvalue:1,500g’s Duration:0.5ms Velocitychange:15.4ft/s Waveform:Half-sine NoVisibleDamage.MIL-STD-202 Method213 Humidity Bias 1.Humidity:85%R.H.,Temperature:85±2°C. 2.Time:500±24hours. 3.Measurementat24±2hrsaftertestcondition. NoVisibleDamage. Fulfilltheelectrical specification. MIL-STD-202 Method106 Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen. 2.4GHz 1 6 0 8 Chip Antenna: RANT1608F245C04 _ Board Flex (SMD) 1.Mountingmethod: IR-Reflow.PCBSize(L:100×W:40×T:1.6mm) 2.Applytheloadindirectionofthearrowuntilbendingreaches 2mm. NoVisibleDamage.AEC-Q200 005 AdhesionForceof1.8Kgfor60seconds.NoVisibleDamage Magnificationof20Xor greatermaybeemployed forinspectionofthe mechanicalintegrityofthe devicebodyterminalsand body/terminaljunction. AEC-Q200 006 Physical Dimension Anyapplicablemethodusingx10magnification,micrometers, calipers,gauges,contourprojectors,orothermeasuring equipment,capableofdeterminingtheactualspecimen dimensions. Inaccordancewith specification. JESD22 JB100 RevisionHistory RevisionDateContent 12019/03/01NewDatasheet 22020/02/22Add2Dradiationcharacteristic Add:Room 707, Building F, Tongan Zhichuangyuan, xixiang street, Baoan District, Shenzhen.

1 Appendix RF Test Data for BT Company: : Acer Gadget Inc. EUT : In-Ear Earbuds (TWS) FCC ID: : 2A2P5-OHR829 Model Number : OHR829 Report No. : HTT202607227F01 Reviewed By : Heber He 2 1. Duty Cycle 1.1 Test Result 1.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type T_on (ms) Period (ms) Duty Cycle (%) Duty Cycle Correction Factor (dB) Max. DC Variation (%) GFSK SISO 2402 DH5 2.913 3.749 77.70 1.10 0.03 2441 DH5 2.914 3.750 77.71 1.10 0.03 2480 DH5 2.914 3.750 77.71 1.10 0.03 Pi/4DQPSK SISO 2402 2DH5 2.919 3.749 77.86 1.09 0.03 2441 2DH5 2.919 3.750 77.84 1.09 0.03 2480 2DH5 2.920 3.750 77.87 1.09 0.03 8DPSK SISO 2402 3DH5 2.922 3.749 77.94 1.08 0.03 2441 3DH5 2.923 3.749 77.97 1.08 0.01 2480 3DH5 2.923 3.750 77.95 1.08 0.03 3 1.2 Test Graph 1.2.1 Ant1 GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 4 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 5 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 6 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV 7 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV 8 2. Bandwidth 2.1 Test Result 2.1.1 OBW Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.861 / Pass 2441 DH5 1 0.859 / Pass 2480 DH5 1 0.859 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.167 / Pass 2441 2DH5 1 1.178 / Pass 2480 2DH5 1 1.168 / Pass 8DPSK SISO 2402 3DH5 1 1.174 / Pass 2441 3DH5 1 1.175 / Pass 2480 3DH5 1 1.178 / Pass 2.1.2 20dB BW Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result Limit GFSK SISO 2402 DH5 1 0.927 / Pass 2441 DH5 1 0.928 / Pass 2480 DH5 1 0.925 / Pass Pi/4DQPSK SISO 2402 2DH5 1 1.320 / Pass 2441 2DH5 1 1.307 / Pass 2480 2DH5 1 1.307 / Pass 8DPSK SISO 2402 3DH5 1 1.300 / Pass 2441 3DH5 1 1.312 / Pass 2480 3DH5 1 1.293 / Pass 9 2.2 Test Graph 2.2.1 OBW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 10 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 11 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 12 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV 13 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV 14 2.2.2 20dB BW GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 15 GFSK_DH5_HCH_2480MHz_Ant1_NTNV Pi/4DQPSK_2DH5_LCH_2402MHz_Ant1_NTNV 16 Pi/4DQPSK_2DH5_MCH_2441MHz_Ant1_NTNV Pi/4DQPSK_2DH5_HCH_2480MHz_Ant1_NTNV 17 8DPSK_3DH5_LCH_2402MHz_Ant1_NTNV 8DPSK_3DH5_MCH_2441MHz_Ant1_NTNV 18 8DPSK_3DH5_HCH_2480MHz_Ant1_NTNV 19 3. Maximum Conducted Output Power 3.1 Test Result 3.1.1 Power Mode TX Type Frequency (MHz) Packet Type Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit GFSK SISO 2402 DH5 -0.13 <=30 Pass 2441 DH5 -0.99 <=30 Pass 2480 DH5 -3.13 <=30 Pass Pi/4DQPSK SISO 2402 2DH5 0.66 <=20.97 Pass 2441 2DH5 -0.21 <=20.97 Pass 2480 2DH5 -2.31 <=20.97 Pass 8DPSK SISO 2402 3DH5 1.29 <=20.97 Pass 2441 3DH5 0.41 <=20.97 Pass 2480 3DH5 -1.70 <=20.97 Pass 20 4. Carrier Frequency Separation 4.1 Test Result 4.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Channel Separation (MHz) 20dB Bandwidth (MHz) Limit (MHz) Verdict GFSK SISO HOPP DH5 0.990 0.928 >=0.928 Pass Pi/4DQPSK SISO HOPP 2DH5 1.001 1.320 >=0.88 Pass 8DPSK SISO HOPP 3DH5 1.018 1.312 >=0.875 Pass 21 4.2 Test Graph 4.2.1 Ant1 GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 22 8DPSK_3DH5_HOPP_Ant1_NTNV 23 5. Number of Hopping Frequencies 5.1 Test Result 5.1.1 HoppNum Mode TX Type Frequency (MHz) Packet Type Num of Hopping Frequencies Verdict ANT1 Limit GFSK SISO HOPP DH5 79 >=15 Pass Pi/4DQPSK SISO HOPP 2DH5 79 >=15 Pass 8DPSK SISO HOPP 3DH5 79 >=15 Pass 24 5.2 Test Graph 5.2.1 HoppNum GFSK_DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 25 8DPSK_3DH5_HOPP_Ant1_NTNV 26 6. Time of Occupancy (Dwell Time) 6.1 Test Result 6.1.1 Ant1 Ant1 Mode TX Type Frequency (MHz) Packet Type Duration of Single Pulse (ms) Observation Period (s) Num of Pulse in Observation Period Dwell Time (ms) Limit (ms) Verdict GFSK SISO HOPP DH1 0.416 31.600 320 133.120 <=400 Pass DH3 1.672 31.600 171 285.912 <=400 Pass DH5 2.918 31.600 110 320.980 <=400 Pass Pi/4DQPSK SISO HOPP 2DH1 0.422 31.600 319 134.618 <=400 Pass 2DH3 1.676 31.600 155 259.780 <=400 Pass 2DH5 2.924 31.600 119 347.956 <=400 Pass 8DPSK SISO HOPP 3DH1 0.424 31.600 320 135.680 <=400 Pass 3DH3 1.676 31.600 154 258.104 <=400 Pass 3DH5 2.926 31.600 104 304.304 <=400 Pass 27 6.2 Test Graph 6.2.1 Ant1 GFSK_DH1_HOPP_Ant1_NTNV GFSK_DH1_HOPP_Ant1_NTNV 28 GFSK_DH3_HOPP_Ant1_NTNV GFSK_DH3_HOPP_Ant1_NTNV 29 GFSK_DH5_HOPP_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV 30 Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV Pi/4DQPSK_2DH1_HOPP_Ant1_NTNV 31 Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV Pi/4DQPSK_2DH3_HOPP_Ant1_NTNV 32 Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV Pi/4DQPSK_2DH5_HOPP_Ant1_NTNV 33 8DPSK_3DH1_HOPP_Ant1_NTNV 8DPSK_3DH1_HOPP_Ant1_NTNV 34 8DPSK_3DH3_HOPP_Ant1_NTNV 8DPSK_3DH3_HOPP_Ant1_NTNV 35 8DPSK_3DH5_HOPP_Ant1_NTNV 8DPSK_3DH5_HOPP_Ant1_NTNV 36 7. Unwanted Emissions In Non-restricted Frequency Bands 7.1 Test Result 7.1.1 Ref Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) GFSK SISO 2402 DH5 1 -0.22 2441 DH5 1 -1.17 2480 DH5 1 -3.20 HOPP DH5 1 -0.10 -0.10 Pi/4DQPSK SISO 2402 2DH5 1 -0.18 2441 2DH5 1 -1.06 2480 2DH5 1 -3.11 HOPP 2DH5 1 -0.37 -0.37 8DPSK SISO 2402 3DH5 1 -0.69 2441 3DH5 1 -1.45 2480 3DH5 1 -4.16 HOPP 3DH5 1 -0.21 -0.21 7.1.2 CSE Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) Limit (dBm) Verdict GFSK SISO 2402 DH5 1 -0.22 -20.22 Pass 2441 DH5 1 -1.17 -21.17 Pass 2480 DH5 1 -3.20 -23.20 Pass HOPP DH5 1 -0.10 -20.10 Pass -0.10 -20.10 Pass Pi/4DQPSK SISO 2402 2DH5 1 -0.18 -20.18 Pass 2441 2DH5 1 -1.06 -21.06 Pass 2480 2DH5 1 -3.11 -23.11 Pass HOPP 2DH5 1 -0.37 -20.37 Pass -0.37 -20.37 Pass 8DPSK SISO 2402 3DH5 1 -0.69 -20.69 Pass 2441 3DH5 1 -1.45 -21.45 Pass 2480 3DH5 1 -4.16 -24.16 Pass HOPP 3DH5 1 -0.21 -20.21 Pass -0.21 -20.21 Pass 37 7.2 Test Graph 7.2.1 Ref GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV 38 GFSK_…

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Shenzhen HTT Technology Co., Ltd. Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China FCC PART 15 SUBPART C TEST REPORT FCC PART 15.247 Report Reference No. .................... : FCC ID. ........................................... : HTT202607227F01 2A2P5-OHR829 Compiled by ( position+printed name+signature) . : File administrators Heber He Supervised by ( position+printed name+signature) . : Project Engineer Bruce Zhu Approved by ( position+printed name+signature) . : RF Manager Kevin Yang Date of issue .................................... : Jul. 15, 2026 Testing Laboratory Name .............. : Shenzhen HTT Technology Co.,Ltd. Address ............................................ : 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao’an District, Shenzhen, Guangdong, China Applicant’s name ........................... : Acer Gadget Inc. Address ............................................ : 24F., No.112, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei city 221, Taiwan Test specification ........................... : Standard ........................................... : FCC Part 15.247 Shenzhen HTT Technology Co.,Ltd. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the Shenzhen HTT Technology Co.,Ltd. is acknowledged as copyright owner and source of the material. Shenzhen HTT Technology Co.,Ltd. takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ..................... : In-Ear Earbuds (TWS) Trade Mark ....................................... : Acer Manufacturer .................................. : Acer Gadget Inc. Model/Type reference ...................... : OHR829 Listed Models ................................... : N/A Modulation ....................................... : GFSK, Π/4DQPSK, 8DPSK Frequency ......................................... From 2402MHz to 2480MHz Ratings ............................................. : Headphone battery capacity:3.7V/30mAh (polymer battery) Charging bin battery capacity:3.7V/230mAh (polymer battery) Charging interface :USB Type-C Result ............................................... : PASS Report No.: HTT202607227F01 Page 2 of 44 Shenzhen HTT Technology Co.,Ltd. Tel: 0755-23595200 Fax: 0755-23595201 1F, Building B, Huafeng International Robotics Industrial Park, Hangcheng Road,Nanchang Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong, China T E S T R E P O R T Equipment under Test : In-Ear Earbuds (TWS) Model /Type : OHR829 Listed Models : N/A Applicant : Acer Gadget Inc. Address : 24F., No.112, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei city 221, Taiwan Manufacturer : Acer Gadget Inc. Address : 24F., No.112, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei city 221, Taiwan Test Result: PASS The test report merely corresponds to the test sample. It is not permitted to copy extracts of these test result without the written permission of t…

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