2ADZC-5803TFULL-DUPLEX WIRELESS INTERCOM SYSTEM

Hollyland Solidcom C1 Pro Quick Guide V1.0.0 Introduction 1 Thank you for purchasing Hollyland Solidcom C1 Pro full-duplex wireless noise cancelling intercom system. The Solidcom C1 Pro, adopting the advanced DECT technology, is Hollyland's rst wireless self-contained intercom system with Environmental Noise Cancellation (ENC). The system operates in the 1.9GHz band, providing a reliable LOS range of up to 1,100ft (350m). This Quick Guide will help you through the installation and use of the equipment. 2 Solidcom C1 Pro - 2S 2-person Noise Cancelling Headset Intercom ① Master Headset (With Red Nameplate) x1 ② Remote Headset (With Blue Nameplate) x1 ③ Charging Case x1 ④ Batte x4 ⑤ Microphone Cushion x2 ⑥ Over-ear Leather Cushion x2 ⑦ On-ear Foam Cushion x2 ⑧USB-A to USB-C Cable x1 ⑨ Storage Case x1 ⑩ x1 Quick Guide Warranty Card x1
Note: The quantity of the items depends on the product conguration (With
Red
Nameplate) (With
Blue
Nameplate) ⑪ Packing List ⑪⑩⑨ ⑦ ⑧ ⑥⑤ ③④②① 3 Solidcom C1 Pro - 3S 3-person Noise Cancelling Headset Intercom ① x1 Master Headset (With Red Nameplate) ② x2Remote Headset (With Blue Nameplate) ③ x1 Charging Case ④ x6Batte ⑤ Microphone Cushion x3 ⑥ Over-ear Leather Cushion x3 ⑦ On-ear Foam Cushion x3 ⑧USB-A to USB-C Cable x1 ⑨ Storage Case x1
Note: The quantity of the items depends on the product conguration ⑪ (With
Red
Nameplate) (With
Blue
Nameplate) ⑩ x1 Quick Guide Warranty Card x1 ⑪ Packing List ⑩⑨ ⑦ ⑧ ⑥⑤ ③④②① Packing List 4 Solidcom C1 Pro - 4S 4-person Noise Cancelling Headset Intercom















① Master Headset (With Red Nameplate) x1 ② Remote Headset (With Blue Nameplate) x3 ③ Charging Case x1 ④ DC Adapter x1 ⑤ Batte x8 ⑥ Microphone Cushion x4 ⑦ Over-ear Leather Cushion x4 ⑧ On-ear Foam Cushion x4 ⑨ USB-A to USB-C Cable x1 ⑩ Storage Case x1
Note: The quantity of the items depends on the product conguration x1 Quick Guide Warranty Card x1 (With
Red
Nameplate) (With
Blue
Nameplate) ⑪ ⑫ ⑪⑫⑩⑨ ⑦⑧⑥⑤ ③④②① 5 Solidcom C1 Pro - 6S 6-person Noise Cancelling Headset Intercom ① Master Headset (With Red Nameplate) x1 ② Remote Headset (With Blue Nameplate) x5 ③ Charging Case x1 ④ DC Adapter x1 ⑤ Batte x12 ⑥ Microphone Cushion x6 ⑦ Over-ear Leather Cushion x6 ⑧ On-ear Foam Cushion x6 ⑨ USB-A to USB-C Cable x1 ⑩ Storage Case x1
Note: The quantity of the items depends on the product conguration x1 Quick Guide Warranty Card x1 ⑪ ⑫ Packing List (With
Red
Nameplate) (With
Blue
Nameplate) ⑪⑫⑩⑨ ⑦⑧⑥⑤ ③④②① 6 Solidcom C1 Pro - 8S 8-person Noise Cancelling Headset Intercom ① Master Headset (With Red Nameplate) x1 ② Remote Headset (With Blue Nameplate) x7 ③ Charging Case x1 ④ DC Adapter x1 ⑤ Batte x16 ⑥ Microphone Cushion x8 ⑦ Over-ear Leather Cushion x8 ⑧ On-ear Foam Cushion x8 ⑨ USB-A to USB-C Cable x1 ⑩ Storage Case x1
Note: The quantity of the items depends on the product conguration ⑪⑫ Packing List x1 Quick Guide Warranty Card x1 ⑪ ⑫ (With
Red
Nameplate) (With
Blue
Nameplate) ⑩⑨ ⑦⑧⑥⑤ ③④②① Operation Guide 1. Ensure that all the headsets are turned ON. 2. The indicator light stops ashing and stays on when the master headset is successfully connected with the remote headsets. 3. Red nameplate: Master headset Blue nameplate: Remote headset ① ① Install the batte. Step 1: Slide the batte compament cover lock. Step 2: Open the cover. Step 3: Place the batte into the compament and close the cover. ② Turn on the master headset and remote headsets. Master Headset Staup ③ Turn on the microphone. ④ The Solidcom C1 Pro system is now ready for use. Direction for muting the microphone Move the microphone boom upwards clockwise.Move the microphone boom upwards counterclockwise. Nameplate Power Toggle 80° 85°85° 110° 80° 85°85° 110° 7 8 Pairing The master headset is paired with the remote headsets at the facto. They are ready for use right out of box. Manual pairing is only required when a new headset is added to the system. During the pairing process, all the headsets must be turned ON and connected. Pairing steps: 1.P ress and hold the A button on both the master headset and remote headsets for 5 seconds. Pairing is completed when the indicator light on each microphone boom stops ashing and stays ON. 2 .O ne master headset can be paired with up to 7 remote headsets.. Solidcom C1 Pro is highly versatile and can be applied in a variety of usage scenarios. For more information about how to operate this system, please visit https://hollyland-techhelp.zendesk.com/hc/en-us/categories/360005064994-Download. Parameters Transmission Range1,100ft (350m) LOS Frequency Band1.9 GHz (DECT) (varies by count and region) Modulation ModeGFSK TX Power RX Sensitivity<-90dBm Batte Capacity700mAh（2.66Wh） Operation Time Remote headset: >10 hours (when ENC is turned ON) Master headset: >5 hours (when ENC is turned ON and the master headset is connected with 5 remote headsets) Master headset: >4 hours (when ENC is turned ON and the master headset is connected with 7 remote headsets) Charging TimeAbout 2.5 hours Frequency Response ENC OFF: 150Hz–7kHz (±6dB) ENC ON: 150Hz–7kHz (±10dB in the frequency range of 2kHz–5kHz and ±6dB in the other frequency ranges) Signal-to-Noise Ratio73±2dB@94dBSPL，1KHZ Distoion＜1% @94dBSPL，150HZ~7KHZ Microphone TypeElectret Input SPL >115dBSPL Output SPL98±3dBSPL (@94dBSPL, 1kHz) ENC >15dB with two microphones (relative to environmental noise in all directions) Net WeightAbout 170g (6oz) with batteries included Temperature Range 0°C to 45°C (working condition) –20°C to 60°C (storage condition) Note: The frequency band and TX power va by count and region. 9 19.18dBm (FP) ,17.94dBm(PP) 10 Safety Precautions Do not place the product near or inside heating devices (including but not limited to microwave ovens, induction cookers, electric ovens, electric heaters, pressure cookers, water heaters, and gas stoves) to prevent the batte from overheating and exploding. Do not use non-original charging cases, cables, and batteries with the product.…

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Shenzhen Hollyland Technology Co.,Ltd Add: 8F,Building 5D,Skyworth Innovation Valley, Tangtou Road, Shiyan Street, Baoan District Shenzhen, China Tel: +86-755-86000682 FAX: +86-755-83940008 Email: [email protected] QA-FR-170-B 7/29/2014 FCC Authorization Date: 2022-12-14 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, Shenzhen Hollyland Technology Co., Ltd, the undersigned, hereby authorizes Shenzhen Accurate Technology Co., Ltd. to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Shenzhen Accurate Technology Co., Ltd. on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature: Printed name: Vincent Ma Title: Sales Director

Shenzhen Hollyland Technology Co.,Ltd Add: 8F,Building 5D,Skyworth Innovation Valley, Tangtou Road, Shiyan Street, Baoan District Shenzhen, China Tel: +86-755-86000682 FAX: +86-755-83940008 Email: [email protected] FCC Confidential Authorization Date: 2022-12-14 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2ADZC-5803T In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Shenzhen Hollyland Technology Co.,Ltd hereby requests long-term confidential treatment of information accompanying this application as outlined below:  Block Diagram  Schematics  Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature: Printed name: Vincent Ma Title: Sales Director

Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T External Photos Page 1 of 5 External Photos Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T External Photos Page 2 of 5 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T External Photos Page 3 of 5 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T External Photos Page 4 of 5 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T External Photos Page 5 of 5

Shenzhen Accurate Technology Co., Ltd. Project No.: RA221110-53094E-RF LABEL AND LOCATION Page 1 of 2 FCC ID Label Label 1 FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925) Shenzhen Accurate Technology Co., Ltd. Project No.: RA221110-53094E-RF LABEL AND LOCATION Page 2 of 2 FCC ID Label Label 2 FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925)

Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T Internal Photos Page 1 of 4 Internal photos Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T Internal Photos Page 2 of 4 ANT1 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T Internal Photos Page 3 of 4 Shenzhen Accurate Technology Co., Ltd. FCC ID: 2ADZC-5803T Internal Photos Page 4 of 4 ANT2

Note: This report may contain data that are not covered by the A2LA accred ★ itation and are marked with an asterisk “ ”. Shenzhen Accurate Technology Co., Ltd. is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. 1/F., Building A, Changyuan New Material Port, Science & Industry Park, Nanshan District, Shenzhen, Guangdong, P.R. China Tel: +86 755-26503290 Fax: +86 755-26503396 Web: www.atc-lab.com Version 821: 2021-11-09 Page 1 of 50 FCC SAR TEST REPORT Applicant Name : Shenzhen Hollyland Technology Co.,Ltd Address : 8F,Building 5D,Skyworth Innovation Valley, Tangtou Road,Shiyan Street, Baoan District Shenzhen, China Report Number : RA221110-53094E-SAA FCC ID: 2ADZC-5803T Test Standard (s) FCC 47 CFR part 2.1093 Sample Description Product Type: FULL-DUPLEX WIRELESS INTERCOM SYSTEM Model No.: Solidcom C1 Pro Multiple Model(s) No.: N/A Trade Mark: HOLLYLAND Date Received: 2022/11/14 Report Date: 2022/12/05 Test Result: Pass* * In the configuration tested, the EUT complied with the standards above. Prepared and Checked By: Approved By: Lance Li Candy Li EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No.: RA221110-53094E-SAA Version 821: 2021-11-09 Page 2 of 50 FCC SAR Attestation of Test Results MODE Max. SAR Level(s) Reported(W/kg) Limit (W/kg) DECT 1g Head SAR 0.02 1.6 Applicable Standards FCC 47 CFR part 2.1093 Radiofrequency radiation exposure evaluation: portable devices RF Exposure Procedures: TCB Workshop April 2019 IEEE1528:2013 IEEE Recommended Practice for Determining the Peak Spatial-Average Specific Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement Techniques IEC 62209-1:2016 Measurement procedure for the assessment of specific absorption rate of human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices – Part 1: Devices used next to the ear (Frequency range of 300 MHz to 6 GHz) KDB procedures KDB 447498 D04 Interim General RF Exposure Guidance v01 KDB 648474 D04 Handset SAR v01r03. KDB 865664 D01 SAR measurement 100 MHz to 6 GHz v01r04 KDB 865664 D02 RF Exposure Reporting v01r02 Note: This wireless device has been shown to be capable of compliance for localized specific absorption rate (SAR) for General Population/Uncontrolled Exposure limits specified in FCC 47 CFR part 2.1093 and has been tested in accordance with the measurement procedures specified in IEEE 1528-2013 and RF exposure KDB procedures. The results and statements contained in this report pertain only to the device(s) evaluated. Shenzhen Accurate Technology Co., Ltd. Report No.: RA221110-53094E-SAA Version 821: 2021-11-09 Page 3 of 50 FCC SAR TABLE OF CONTENTS DOCUMENT REVISION HISTORY ......................................................................................................................... 4 EUT DESCRIPTION ................................................................................................................................................... 5 TECHNICAL SPECIFICATION ............................................................................................................................................. 5 REFERENCE, STANDARDS, AND GUIDELINES ................................................................................................. 6 SAR LIMITS ..................................................................................................................................................................... 7 FACILITIES ................................................................................................................................................................. 8 DESCRIPTION OF TEST SYSTEM .......................................................................................................................... 9 EQUIPMENT LIST AND CALIBRATION ............................................................................................................. 15 EQUIPMENTS LIST & CALIBRATION INFORMATION ........................................................................................................ 15 SAR MEASUREMENT SYSTEM VERIFICATION ............................................................................................. 16 LIQUID VERIFICATION ................................................................................................................................................... 16 SYSTEM ACCURACY VERIFICATION ............................................................................................................................... 17 SAR SYSTEM VALIDATION DATA ......................................................................................................................... 18 EUT TEST STRATEGY AND METHODOLOGY ................................................................................................. 19 TEST POSITIONS FOR DEVICE OPERATING NEXT TO A PERSON’S EAR ........................................................................... 19 CHEEK/TOUCH POSITION ............................................................................................................................................... 20 EAR/TILT POSITION ....................................................................................................................................................... 20 SAR EVALUATION PROCEDURE ................................................…

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1 1 Pulse Finland Oy Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 Domicile: Kempele Business ID: 1933992-8 [email protected] www.pulseeng.com/antennas Application Note W3038 1.9 GHz Diversity RX ceramic antenna. Confidential. Preliminary (08/07) © 2007. All Rights Reserved. Application note 1.9 GHz Diversity RX ANTENNA 3.2 x 1.6 x 1.1 mm Ceramic Chip Antenna (Ground Cleared Under Antenna 4.00 x 4.25 mm / 6.25 mm) Pulse Part Number: W3038, W3038A Author JaP Version 1.0.0 Checked by SKy Date 2007.08.23 Approved by KiKo Date 2007.08.23 Status 2 2 Pulse Finland Oy Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 Domicile: Kempele Business ID: 1933992-8 [email protected] www.pulseeng.com/antennas Application Note W3038 1.9 GHz Diversity RX ceramic antenna. Confidential. Preliminary (08/07) © 2007. All Rights Reserved. Table of Content 1.9 GHZ DIVERSITY RX ANTENNAS GENERAL FEATURES AND APPLICATIONS (W3038 / W3038A) ..............................................................................................................................................................3 F EATURES............................................................................................................................................3 A PPLICATIONS ......................................................................................................................................3 E LECTRICAL SPECIFICATIONS @ +25 °C ...................................................................................................3 W3038 1.9 GHZ DIVERSITY R X .........................................................................................................3 W3037A 1.9 GH Z DIVERSITY R X .......................................................................................................3 1.9 GHZ DIVERSITY RX ANTENNAS TERMINAL CONFIGURATION AND DIMENSIONS (W3038 / W3038A) ..............................................................................................................................................4 W3038 1.9 GHZ DIVERSITY RX ANTENNA......................................................................................5 W3038 1.9 GHZ DIVERSITY RX ANTENNA PWB LAYOUT SPECIFICATIONS................................6 PWB LAYOUT FOR W3038 1.9 GHZ DIVERSITY RX ANTENNA.................................................................6 G ROUND CLEARANCE AREA FOR W3038 1.9 GHZ DIVERSITY R X A NTENNA................................................7 PWB PAD DIMENSIONS AND ANTENNA POSITION FOR W3038 1.9 GHZ DIVERSITY R X A NTENNA....................8 T YPICAL G ROUND VIA HOLE PLACEMENT IN PWB LAYOUT FOR W3038 1.9 GHZ DIVERSITY R X A NTENNA......9 S OLDER RESIST OPENING AND PASTE STENCIL RECOMMENDATIONS FOR W3038 1.9 GHZ DIVERSITY R X A NTENNA .............................................................................................................................................9 RECOMMENDED ANTENNA POSITION ON PWB FOR W3038 1.9 GHZ DIVERSITY RX ANTENNA.....................10 W3038 1.9 GHZ DIVERSITY RX ANTENNA TEST SET UP AND MEASURED PERFORMANCE ......11 TYPICAL ELECTRICAL CHARACTERISTICS (T=25 °C).................................................................................11 TYPICAL FREE SPACE RADIATION PATTERNS............................................................................................12 W3038A 1.9 GHZ DIVERSITY RX ANTENNA...................................................................................13 W3038A 1.9 GHZ DIVERSITY RX ANTENNA PWB LAYOUT SPECIFICATIONS.............................14 PWB LAYOUT FOR W3038A 1.9 GHZ DIVERSITY RX ANTENNA.............................................................14 G ROUND CLEARANCE AREA FOR W3038A 1.9 GHZ DIVERSITY R X A NTENNA............................................15 PWB PAD DIMENSIONS AND ANTENNA POSITION FOR W3038A 1.9 GHZ DIVERSITY R X A NTENNA................16 T YPICAL G ROUND VIA HOLE PLACEMENT IN PWB LAYOUT FOR W3038A 1.9 GHZ DIVERSITY R X A NTENNA..17 S OLDER RESIST OPENING AND PASTE STENCIL RECOMMENDATIONS FOR W3038A 1.9 GHZ DIVERSITY R X A NTENNA ...........................................................................................................................................17 RECOMMENDED ANTENNA POSITION ON PWB FOR W3038A 1.9 GHZ DIVERSITY RX ANTENNA...................18 W3038A ANTENNA TEST SET UP AND MEASURED PERFORMANCE ............................................19 TYPICAL ELECTRICAL CHARACTERISTICS (T=25 °C).................................................................................19 TYPICAL FREE SPACE RADIATION PATTERNS............................................................................................20 DIVERSITY RX ANTENNA PACKING (W3038 / W3038A)...............................................................21 GENERAL...........................................................................................................................................21 CARRIER TAPE....................................................................................................................................21 PACKING FORM...................................................................................................................................23 DIVERSITY RX ANTENNA MECHANICAL OUTLINE (W3038 / W3038A).......................................24 CONTACT INFORMATION.................................................................................................................25 3 3 Pulse Finland Oy Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 Domicile: Kempele Business ID: 1933992-8 [email protected] www.pulseeng.com/antennas Application Note W3038 1.9 GHz Diversity RX ceramic antenna. Confidential. Preliminary (08/07) © 2007. All Rights Reserved. 1.9 GHz Diversity Rx Antennas General Features and Applications (W3038 / W3038A) Ground cleared under antenna, clearance area 4.00 …

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W3388 FPCinternalAntenna 1880to1930MHz -10 Features&Applications ： FPCinternalantenna -10 Teststate Freespace Withhead Frequency(MHz) 1880-1930 1880-1930 ReturnLoss PeakGain(dBi) 2.0 2.0 Efficiency(%) 50 40 MECHANICALSPECIFICATIONS OperatingT emperature Ingress Protection RoHS Compliant -40/+85°C N/A Yes Preliminary:(21/42) PulseElectronics.com 1 ENVIRONMENTALSPECIFICATIONS ELECTRICALSPECIFICATIONS@25°C Dimensions:inches(mm)Unlessotherwisespecified,alltolerancesare±. 0 10 (0. 25mm) Dimension(Length xWidthxHeight) HousingMaterial Color Weight Fixing System MountingHole Diameter 34.3X20.8X0.12MM FPC Green 1g DirectMount N/A GeneralSpecifications–5GFR1+WiFi6E Antennatype Nominal Impedance Polarization Radiation pattern Powerwit hstanding DCGround PIFA 50Ω Line Omni 5W Yes W3388 FPCinternalAntenna 1880to1930MHz MechanicalDrawing Preliminary:(21/42) PulseElectronics.com 2 W3388 W3388 FPCinternalAntenna 1880to1930MHz Charts-ReturnLoss Charts-Efficiency Preliminary:(21/42) PulseElectronics.com 3 W3388 W3388 W3388 FPCinternalAntenna 1880to1930MHz RadiationPattern Preliminary:(21/42) PulseElectronics.com 5 W3388 W3388 FPCinternalAntenna 1880to1930MHz PACKAGING TBD Notes: 1.Pleasecontactsalesforavailability,leadtime,and/oranyspecialrequests.Samplesavailableuponrequest. For More Information: [email protected]|Europe–[email protected]|Asia–[email protected]|Questions?+1-8 0 0- ANTENNAPerformancewarrantyofproductsofferedonthisdatasheetislimitedtotheparametersspecified.Dataissubjecttochangewithoutnotice.Otherbrandandproductnamesmentionedherein maybetrademarksorregisteredtrademarksoftheirrespectiveowners.©Copyright, 2 0 2 0 .PulseElectronics,Inc.Allrightsreserved. Preliminary:(21/42) PulseElectronics.com 6 W3388 Pulse Finland Oy Takatie 6 90440 Kempele, Finland Tel: +358 207 935 500 Fax: +358 207 935 501 Domicile: Kempele Business ID: 1933992-8 [email protected] www.pulseeng.com/antennas

Note: ★ This report may contain data that are not covered by the A2LA accreditation and are marked with an asterisk “ ”. Shenzhen Accurate Technology Co., Ltd. is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with an asterisk ’*’. Customer model name, addresses, names, trademarks etc. are not considered data. This report cannot be reproduced except in full, without prior written approval of the Company. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. Shenzhen Accurate Technology Co., Ltd. 1/F., Building A, Changyuan New Material Port, Science & Industry Park, Nanshan District, Shenzhen, Guangdong, P.R. China Tel: +86 755-26503290 Fax: +86 755-26503396 Web: www.atc-lab.com Version 55: 2021-11-09 Page 1 of 44 FCC-RF TEST REPORT Applicant Name : Shenzhen Hollyland Technology Co.,Ltd Address : 8F, Building 5D,Skyworth Innovation Valley, Tangtou Road, Shiyan Street, Baoan District Shenzhen, China Report Number : RA221110-53094E-RF-00A FCC ID: 2ADZC-5803T Test Standard (s) FCC PART 15D Sample Description Product Type: FULL-DUPLEX WIRELESS INTERCOM SYSTEM Model No.: Solidcom C1 Pro Multiple Model(s) No.: N/A Trade Mark: HOLLYLAND Date Received: 2022/11/10 Report Date: 2022/12/05 Test Result: Pass* * In the configuration tested, the EUT complied with the standards above. Prepared and Checked By: Approved By: Nick Fang Candy Li EMC Engineer EMC Engineer Shenzhen Accurate Technology Co., Ltd. Report No.: RA221110-53094E-RF-00A Version 55: 2021-11-09 Page 2 of 44 FCC-RF TABLE OF CONTENTS GENERAL INFORMATION ....................................................................................................................................... 4 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ..................................................................................... 4 OBJECTIVE ................................................................................................................................................................... 4 TEST METHODOLOGY .................................................................................................................................................. 4 MEASUREMENT UNCERTAINTY .................................................................................................................................... 5 TEST FACILITY ............................................................................................................................................................. 5 SYSTEM TEST CONFIGURATION .......................................................................................................................... 6 DESCRIPTION OF TEST CONFIGURATION ...................................................................................................................... 6 EQUIPMENT MODIFICATIONS ....................................................................................................................................... 6 LOCAL SUPPORT EQUIPMENT LIST AND DETAILS ........................................................................................................ 6 EXTERNAL I/O CABLE .................................................................................................................................................. 6 BLOCK DIAGRAM OF TEST SETUP ................................................................................................................................ 6 SUMMARY OF TEST RESULTS ............................................................................................................................... 7 TEST EQUIPMENT LIST ........................................................................................................................................... 8 FCC §1.1307&§2.1093 - RF EXPOSURE ................................................................................................................... 9 APPLICABLE STANDARD .............................................................................................................................................. 9 TEST RESULT ............................................................................................................................................................... 9 §15.317, §15.203 ANTENNA REQUIREMENT ....................................................................................................... 10 APPLICABLE STANDARD ............................................................................................................................................ 10 ANTENNA CONNECTOR CONSTRUCTION .................................................................................................................... 10 FCC§15.323 (A) - EMISSION BANDWIDTH .......................................................................................................... 11 APPLICABLE STANDARD ............................................................................................................................................ 11 TEST PROCEDURE ...................................................................................................................................................... 11 TEST DATA ................................................................................................................................................................ 11 FCC§15.319 (C) - PEAK TRANSMIT POWER ....................................................................................................... 14 APPLICABLE STANDARD ............................................................................................................................................ 14 TEST PROCEDURE .....................................…

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Shenzhen Accurate Technology Co., Ltd. Project No.: RA221110-53094E-RF Test Photos Page 1 of 1