2BB5K-H20-PROBluetooth Headset

H20-PRO H20-PRO 13 接听/挂断 双击L/R耳 拒接长按4SL/R耳 语音助手 三击L/R耳 上一曲 双击L耳 下一曲 双击R耳� H20-PRO H20-PRO 13 Answer/hang up Double click the L/R ear Access denial Long press the 4SL/R ear Voice assistant Three strikes L/R ear Previous song Double click L-ear Next songDouble click R ear Press and hold 5S or put into the charging bin to charge 5 FCCSTATEMENT: ThisdevicecomplieswithPart15oftheFCCRules.Operationissubject tothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and (2)Thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation. Warning:Changesormodificationsnotexpresslyapprovedbytheparty responsibleforcompliancecouldvoidtheuser'sauthoritytooperatethe equipment. NOTE:Thisequipmenthasbeentestedandfoundtocomplywiththe limitsforaClassBdigitaldevice,pursuanttoPart15oftheFCCRules. Theselimitsaredesignedtoprovidereasonableprotectionagainst harmfulinterferenceinaresidentialinstallation.Thisequipment generatesusesandcanradiateradiofrequencyenergyand,ifnot installedandusedinaccordancewiththeinstructions,maycauseharmful interferencetoradiocommunications.However,thereisnoguarantee thatinterferencewillnotoccurinaparticularinstallation.Ifthisequipment doescauseharmfulinterferencetoradioortelevisionreception,which canbedeterminedbyturningtheequipmentoffandon,theuseris encouragedtotrytocorrecttheinterferencebyoneormoreofthe followingmeasures: Reorientorrelocatethereceivingantenna. Increasetheseparationbetweentheequipmentandreceiver. Connecttheequipmentintoanoutletonacircuitdifferentfromthatto whichthereceiverisconnected. Consultthedealeroranexperiencedradio/TVtechnicianforhelp. RFwarningstatement: ThedevicehasbeenevaluatedtomeetgeneralRFexposure requirement.Thedevicecanbeusedinportableexposurecondition withoutrestriction.

- Shenzhen Shangruisi Industrial Co., LTD - The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCC within 30 days via the granting TCB. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 12/22/2023 U.S. Agent Designation [Shenzhen Shangruisi Industrial Co., LTD] acknowledges their consent for the following contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: [2BB5K-H20-PRO]): Name and company of U.S. agent: Stone Trading Limited Physical U.S. address of agent: 6547 N Academy Blvd #2266,Colorado Springs,CO 80918,United States FRN of U.S. agent: 0033401936 Email address of U.S. agent: [email protected] [Stone Trading Limited] acknowledges their obligation to accept service of process on behalf of [Shenzhen Shangruisi Industrial Co., LTD]. [Shenzhen Shangruisi Industrial Co., LTD] with the FRN [0034022343] accepts its obligation to maintain an agent for service of process in the United States for no less than one year after either the grantee has permanentl y terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative or judicial proceeding involving the equipment, whichever is later. By signing this form, we confirm th e above and that we are aware of the application requirements listed under § 2.911(d)(7). Sincerely, Signature [Name] Joy Liu [Title] Manger [Company] Shenzhen Shangruisi Industrial Co., LTD Signature [Name of U.S. agent] Dongmei Fang [Title of U.S. agent] Manager [Company of U.S. agent] Stone Trading Limited 48_[mo del] US_Agent_2.911(d)(7) - U, V04

Shenzhen Shangruisi Industrial Co., LTD The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 12/21/2023 To whom it may concern: We, [Shenzhen Shangruisi Industrial Co., LTD], hereby certify that the equipment for which authorization is sought (FCC ID: [2BB5K-H20-PRO]) is not “covered” equipment prohibited from receiving an equipment authorization pursuant to § 2.903 of the FCC rules. We also certify that, as of the date of the fi lin g of the application, we are not identified on the Covered List (https://www.fcc.gov/supplychain/coveredlist ) as an entity producing “covered” equipment. By signing this form, we confirm the above and that we are aware of the application requirements listed under § 2.911(b) and (d)(5) and (6). Sincerely, Signature [Name] Joy Liu [Title] Manger [Company] Shenzhen Shangruisi Industrial Co., LTD 62_[model] CoveredEqu_2.911(d)(5)(i) and (ii) - U, V02

Page 1 of 4 Report No.: 8135EU120501W-AB ANNEX B EXTERNAL PHOTOS PHOTO 1 PHOTO 2 Page 2 of 4 Report No.: 8135EU120501W-AB PHOTO 3 PHOTO 4 Page 3 of 4 Report No.: 8135EU120501W-AB PHOTO 5 PHOTO 6 Page 4 of 4 Report No.: 8135EU120501W-AB PHOTO 7 --- End ---

Page 1 of 2 Report No.: 8135EU120501W-AC ANNEX C INTERNAL PHOTOS PHOTO 1 PHOTO 2 Ceramic Antenna Page 2 of 2 Report No.: 8135EU120501W-AC PHOTO 3 --- End ---

Page 1 of 41 Report No.: 8135EU120501W-AD ANNEX D Test Report For Project No.: 8135EU120501W Client: Shenzhen Shangruisi Industrial Co., LTD Manufacturer: Shenzhen Shangruisi Industrial Co., LTD Product Description: Bluetooth Headset / H20-PRO Test Engineer: Test Date: 2023-12-08 Page 2 of 41 Report No.: 8135EU120501W-AD Test Summary Item Result Duty Cycle Pass Bandwidth Pass Maximum Conducted Output Power Pass Carrier Frequency Separation Pass Number of Hopping Frequencies Pass Time of Occupancy (Dwell Time) Pass Unwanted Emissions In Non-restricted Frequency Bands Pass Page 3 of 41 Report No.: 8135EU120501W-AD 1. Duty Cycle 1.1 Ant1 1.1.1 Test Result 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 2.893 3.749 77.17 1.13 0.01 2441 DH5 2.893 3.750 77.15 1.13 0.03 2480 DH5 2.893 3.751 77.13 1.13 0.04 π/4QPSK SISO 2402 2DH5 2.900 3.751 77.31 1.12 0.03 2441 2DH5 2.899 3.750 77.31 1.12 0.03 2480 2DH5 2.899 3.750 77.31 1.12 0.04 Page 4 of 41 Report No.: 8135EU120501W-AD 1.1.2 Test Graph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 5 of 41 Report No.: 8135EU120501W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4QPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 6 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4QPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 7 of 41 Report No.: 8135EU120501W-AD 2. Bandwidth 2.1 OBW 2.1.1 Test Result Mode TX Type Frequency (MHz) Packet Type ANT 99% Occupied Bandwidth (MHz) Verdict Result GFSK SISO 2402 DH5 1 0.883 Pass 2441 DH5 1 0.889 Pass 2480 DH5 1 0.882 Pass π/4QPSK SISO 2402 2DH5 1 1.177 Pass 2441 2DH5 1 1.179 Pass 2480 2DH5 1 1.178 Pass Page 8 of 41 Report No.: 8135EU120501W-AD 2.1.2 Test Graph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 9 of 41 Report No.: 8135EU120501W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4QPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 10 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4QPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 11 of 41 Report No.: 8135EU120501W-AD 2.2 20dB BW 2.2.1 Test Result Mode TX Type Frequency (MHz) Packet Type ANT 20dB Bandwidth (MHz) Verdict Result GFSK SISO 2402 DH5 1 0.961 Pass 2441 DH5 1 1.011 Pass 2480 DH5 1 0.963 Pass π/4QPSK SISO 2402 2DH5 1 1.317 Pass 2441 2DH5 1 1.322 Pass 2480 2DH5 1 1.318 Pass Page 12 of 41 Report No.: 8135EU120501W-AD 2.2.2 Test Graph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 13 of 41 Report No.: 8135EU120501W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4QPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 14 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4QPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 15 of 41 Report No.: 8135EU120501W-AD 3. Maximum Conducted Output Power 3.1 Power 3.1.1 Test Result Mode TX Type Frequency (MHz) Packet Type Maximum Peak Conducted Output Power (dBm) Verdict ANT1 Limit GFSK SISO 2402 DH5 2.00 <=20.97 Pass 2441 DH5 1.87 <=20.97 Pass 2480 DH5 1.02 <=20.97 Pass π/4QPSK SISO 2402 2DH5 2.90 <=20.97 Pass 2441 2DH5 2.72 <=20.97 Pass 2480 2DH5 1.88 <=20.97 Pass Page 16 of 41 Report No.: 8135EU120501W-AD 3.1.2 Test Graph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 17 of 41 Report No.: 8135EU120501W-AD GFSK_DH5_HCH_2480MHz_Ant1_NTNV π/4QPSK_2DH5_LCH_2402MHz_Ant1_NTNV Page 18 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH5_MCH_2441MHz_Ant1_NTNV π/4QPSK_2DH5_HCH_2480MHz_Ant1_NTNV Page 19 of 41 Report No.: 8135EU120501W-AD 4. Carrier Frequency Separation 4.1 Ant1 4.1.1 Test Result Ant1 Mode TX Type Frequency (MHz) Packet Type Channel Separation (MHz) 20dB Bandwidth (MHz) Limit (MHz) Verdict GFSK SISO HOPP DH5 1.000 1.011 >=0.674 Pass π/4QPSK SISO HOPP 2DH5 1.010 1.322 >=0.881 Pass Page 20 of 41 Report No.: 8135EU120501W-AD 4.1.2 Test Graph GFSK_DH5_HOPP_Ant1_NTNV π/4QPSK_2DH5_HOPP_Ant1_NTNV Page 21 of 41 Report No.: 8135EU120501W-AD 5. Number of Hopping Frequencies 5.1 HoppNum 5.1.1 Test Result Mode TX Type Frequency (MHz) Packet Type Num of Hopping Frequencies Verdict ANT1 Limit GFSK SISO HOPP DH5 79 >=15 Pass π/4QPSK SISO HOPP 2DH5 79 >=15 Pass Page 22 of 41 Report No.: 8135EU120501W-AD 5.1.2 Test Graph GFSK_DH5_HOPP_Ant1_NTNV π/4QPSK_2DH5_HOPP_Ant1_NTNV Page 23 of 41 Report No.: 8135EU120501W-AD 6. Time of Occupancy (Dwell Time) 6.1 Ant1 6.1.1 Test Result 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 0.388 31.600 320 124.160 <=400 Pass DH3 1.648 31.600 160 263.680 <=400 Pass DH5 2.890 31.600 118 341.020 <=400 Pass π/4QPSK SISO HOPP 2DH1 0.396 31.600 319 126.324 <=400 Pass 2DH3 1.646 31.600 163 268.298 <=400 Pass 2DH5 2.904 31.600 109 316.536 <=400 Pass Page 24 of 41 Report No.: 8135EU120501W-AD 6.1.2 Test Graph GFSK_DH1_HOPP_Ant1_NTNV GFSK_DH1_HOPP_Ant1_NTNV Page 25 of 41 Report No.: 8135EU120501W-AD GFSK_DH3_HOPP_Ant1_NTNV GFSK_DH3_HOPP_Ant1_NTNV Page 26 of 41 Report No.: 8135EU120501W-AD GFSK_DH5_HOPP_Ant1_NTNV GFSK_DH5_HOPP_Ant1_NTNV Page 27 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH1_HOPP_Ant1_NTNV π/4QPSK_2DH1_HOPP_Ant1_NTNV Page 28 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH3_HOPP_Ant1_NTNV π/4QPSK_2DH3_HOPP_Ant1_NTNV Page 29 of 41 Report No.: 8135EU120501W-AD π/4QPSK_2DH5_HOPP_Ant1_NTNV π/4QPSK_2DH5_HOPP_Ant1_NTNV Page 30 of 41 Report No.: 8135EU120501W-AD 7. Unwanted Emissions In Non-restricted Frequency Bands 7.1 Ref 7.1.1 Test Result Mode TX Type Frequency (MHz) Packet Type ANT Level of Reference (dBm) GFSK SISO 2402 DH5 1 1.84 2441 DH5 1 1.71 2480 DH5 1 0.85 π/4QPSK SISO 2402 2DH5 1 1.83 2441 2DH5 1 1.72 2480 2DH5 1 0.82 Note1: Refer to FCC Part 15.247 (d) and ANSI C63.10-2020, the channel contains the maximum PSD level was used to establish the reference level. Page 31 of 41 Report No.: 8135EU120501W-AD 7.1.2 Test Graph GFSK_DH5_LCH_2402MHz_Ant1_NTNV GFSK_DH5_MCH_2441MHz_Ant1_NTNV Page 32 of 41 Report No.: 8135EU1205…

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TEST REPORT Report No.: 8135EU120501W Applicant: Shenzhen Shangruisi Industrial Co., LTD Address: No. 152, East SAN Fang, Gangsha Village, Gangsha Community, Futian District, Shenzhen, Guangdong, China Product Name: Bluetooth Headset Model No.: H20-PRO, G20 Trademark: N/A FCC ID: 2BB5K-H20-PRO Test Standard(s): 47 CFR Part 15 Subpart C Date of Receipt: Dec. 04, 2023 Test Date: Dec. 04, 2023 – Dec. 14, 2023 Date of Issue: Dec. 21, 2023 ISSUED BY: SHENZHEN EU TESTING LABORATORY LIMITED Prepared by: Reviewed and Approved by: ____________________ _____________________ Mikey Zhu/ Engineer Sally Zhang/ Manager Page 2 of 39 Report No.: 8135EU120501W TRF No.: FCC Part 15.247 (A01) Revision Record Report Version Issued Date Description Status V0 Dec. 21, 2023 Original Valid Page 3 of 39 Report No.: 8135EU120501W TRF No.: FCC Part 15.247 (A01) Table of Contents 1 COVER PAGE .................................................................................................................................. 1 2 GENERAL INFORMATION ...................................................................................................................... 5 2.1 APPLICANT INFORMATION .................................................................................................................. 5 2.2 MANUFACTURER INFORMATION .......................................................................................................... 5 2.3 FACTORY INFORMATION ..................................................................................................................... 5 2.4 GENERAL DESCRIPTION OF E.U.T. ..................................................................................................... 5 2.5 TECHNICAL INFORMATION OF E.U.T. .................................................................................................. 6 3 TEST SUMMARY ...................................................................................................................................... 7 3.1 TEST STANDARD ............................................................................................................................... 7 3.2 TEST VERDICT ................................................................................................................................... 7 3.3 TEST LABORATORY ........................................................................................................................... 7 4 TEST CONFIGURATION .......................................................................................................................... 8 4.1 TEST ENVIRONMENT .......................................................................................................................... 8 4.2 TEST EQUIPMENT .............................................................................................................................. 8 4.3 DESCRIPTION OF SUPPORT UNIT ........................................................................................................ 9 4.4 TEST MODE ...................................................................................................................................... 9 4.5 MEASUREMENT UNCERTAINTY ........................................................................................................... 9 4.6 DEVIATION FROM STANDARDS ........................................................................................................... 9 4.7 ABNORMALITIES FROM STANDARD CONDITION ................................................................................... 9 5 TEST ITEMS ........................................................................................................................................... 10 5.1 ANTENNA REQUIREMENT .................................................................................................................. 10 5.1.1 Test Requirement .............................................................................................................. 10 5.1.2 Antenna Anti-Replacement Construction .......................................................................... 10 5.1.3 Antenna Gain .................................................................................................................... 10 5.2 CONDUCTED EMISSION AT AC POWER LINE ..................................................................................... 11 5.2.1 Test Requirement .............................................................................................................. 11 5.2.2 Test Setup Diagram .......................................................................................................... 11 5.2.3 Test Procedure .................................................................................................................. 11 5.2.4 Test Data ........................................................................................................................... 11 5.3 OCCUPIED BANDWIDTH ................................................................................................................... 14 5.3.1 Test Requirement .............................................................................................................. 14 5.3.2 Test Setup Diagram .......................................................................................................... 14 5.3.3 Test Procedure .................................................................................................................. 15 5.3.4 Test Data ........................................................................................................................... 15 5.4 MAXIMUM CONDUCTED OUTPUT POWER .......................................................................................... 16 5.4.1 Test Requirement .............................................................................................................. 16 5.4.2 Test Setup Diagram .................................................…

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version01 Shenzhen Shangruisi Industrial Co., LTD Declaration concerning Antenna Specification It i s hereby declared that the product Model No.: H20-PRO, G20 FCC ID: 2BB5K-H20-PRO fulfill s the requirement in FCC test relating to the antenna type. The device specified above confirms to the FCC recommendations for Ceramic antenna type(s) described below: Model No. of antenna: HLX321605A6 Type of antenna: Ceramic Antenna Gain of the antenna: 4.08 dBi Frequency range: 2400-2500 MHz The mounting of the antenna is fixed to the radio module and no other antenna should be used. Company name: Shenzhen Shangruisi Industrial Co., LTD Address: No. 152, East SAN Fang, Gangsha Village, Gangsha Community, Futian District, , City: Shenzhen, Guangdong ZIP / Postal code: Country: China Place: Place: Date: 2023-12-21 Signature:

P/N: HLX321605A6 SymbolsLWTA Dimensions3.2+/-0.21.6+/-0.20.5+/-0.10.4+/-0.1 NumberTerminal Name ① INPUT ② NC Dimensions（Unit：mm） L w ①② T ( Side View ) ( Bottom View ) ( Top View ) A Features 1.Surface Mounted Devices with a small dimension of 3.6 x 1.6 x 0.5 mm 3 meet future miniaturization trend. 2.Embedded and LTCC (Low Temperature Co-fired Ceramic) technology is able to future integrate with system design as well as beautifying the housing of final product. 3.High Stability in Temperature / Humidity Change Applications 1.Bluetooth 2.Wireless LAN 3.ISM band 2.4GHz wireless applications Evaluation Board and Matching Circuits Unit:mm 50ΩFeeding Line GND VIA πType Matching Network Clearance Area 6.0 1.25 2.25 0 . 7 4 0 . 7 4 1 . 8 3 . 3 4 3 . 7 7 1.0 1.63 5.0 5.6nH 0.5pF P/N: HLX321605A6 Electrical Characteristics Characteristic curve No. ItemSpecifications 1 Central Frequency2545MHz 2 Band Width 100 MHz typ. 3 Peak Gain 4.08 dBi 4 Return Loss ≤2.0 5 Polarization Linear 6 Azimuth Beam width Omni-directional 7 Impedance 50 Ω P/N: HLX321605A6 Radiation Pattern coordinates： X-Z Plane X-Y Plane P/N: HLX321605A6 3D Radiation Pattern Frequency (MHz)240024502500 Avg. Gain (dBi)-1.91-1.30-1.48 Peck Gain (dBi)1.764.082.53 Efficiency (%)72.178.271.8 P/N: HLX321605A6 Y-Z Plane Dependability Test Temperature range Relative Humidity range Operating Temperature range Storage Temperature range 25±5°C 55~75%RH -40°C~+85°C -40°C~+85°C Vibration Resist The device should fulfill the electrical specification after applied to the vibration of 10 to 55Hz with amplitude of 1.5mm for 2 hours each in X , Y and Z directions. Drop Shock The device should have no mechanical damage after dropping onto the hard wooden board from the height of 100cm for 3 times each facet of the 3 dimensions of the device. Solder Heat Proof The device should be satisfied after preheating at 120°C~150°C for 120 seconds and dipping in soldering Sn at 255°C+10°C for 5±0.5 seconds，or electric iron 300°C-10°C for 3±0.5 seconds， without damnify. Adhesive Strength of Termination The device have no remarkable damage or removal of the termination after horizontal force of 5N(≦0603)；10N(>0603)with 10±1 seconds. BendingResistTest Weld the product to the center part of the PCB with the thickness 1.6±0.2mm or 0.8±0.1mm as the illustration shows, and keep exerting force arrow-ward on it at speed of :1mm/S , and hold for 5±1S at the position of 1.5mm bending distance , so far , any peeling off of theproduct metal coating should not be detected . P/N: HLX321605A6 Moisture Proof The device should fulfill the electrical specification after exposed to the temperature 60±2°Cand the relative humidity 90~95% RH for 96 hours and 1~2 hours recovery time under normal condition. High Temperature Endurance The device should fulfill the electrical specification after exposed to temperature 85±5°Cfor 96±2 hours and 1~2 hours recovery time under normal temperature. Low Temperature Endurance The device should fulfill the electrical specification after exposed to the temperature -40°C±5°C for 96±2 hours and to 2 hours recovery time under normal temperature. Temperature Cycle Test The device should fulfill the electrical specification after exposed to the low temperature -40°C and high temperature +85°C for 30±2 min each by 5 cycles and 1 to 2 hours recovery time under normal temperature. Reflow Soldering Standard Condition P/N: HLX321605A6 Packaging and Dimensions (3216) Plastic Tape Remarks for Package Reserve a length of 150~200mm for the trailer of the carrier and 250~300 mm for the leader of the carrier and further 250mm of cover tape at the leading part of the carrier. Reel（3000 pcs/Reel） Storage Period Product should be used within six months of receipt. MSL 1 / Storage Temperature Range : <30 degree C, Humidity : <85%RH P/N: HLX321605A6

Page 1 of 2 Report No.: 8135EU120501W-AA ANNEX A TEST SETUP PHOTOS PHOTO 1 Photo of Power Line Conducted Emission Test PHOTO 2 Photo of Radiated Emission Test (Below 1GHz) Page 2 of 2 Report No.: 8135EU120501W-AA PHOTO 3 Photo of Radiated Emission Test (Above 1GHz) --- End ---