2AVEN-CW286BLE-1Electronic scale

105mm 130mm BLE

Shenzhen Unique Scales Co., Ltd 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: Baihetian Innovative Solutions FRN: 0033401605 Contact Name: Kenneth Young Street Address: 6837 Chase Rd City/Province/Zip: Dearborn, MI 48126 Telephone No: 313-395-3113 Email: [email protected] This letter is to confirm that we (“the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature: Date: Signed by (Printed Name/Title): The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: Shenzhen Unique Scales Co., Ltd Grantee Code: 2AVEN Contact Name: Qiuyu Wang Street Address: 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, City/Province/Zip: Shenzhen City, China Telephone No: +86-0755-89603312 Email: [email protected] Applicant Signature: Date: 2023-03-16 Signed by (Printed Name/Title): Qiuyu Wang/ Head engineer

Shenzhen Unique Scales Co., Ltd 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China U.S. Agent Designation for Service of Process (Applicant and U.S. Agent are Separate Parties) TO: Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 ATTENTION: FCC Certification – Section 2.911(d)(7) Information Designated U.S. Agent Company Name: Baihetian Innovative Solutions FRN: 0033401605 Contact Name: Kenneth Young Street Address: 6837 Chase Rd City/Province/Zip: Dearborn, MI 48126 Telephone No: 313-395-3113 Email: [email protected] This letter is to confirm that we (“the Designated U.S. Agent) have accepted the responsibility to act as the Designated U.S. Agent for Service of Process as required by section 47 CFR 2.911(d)(7) on behalf of the Applicant noted below. U.S. Agent Signature: Date: Signed by (Printed Name/Title): The Applicant acknowledges that they must maintain an agent for no less than one year after terminating all marketing and importation OR the conclusion of any Commission-related proceeding involving the equipment. The applicant further acknowledges their responsibility to inform the FCC whenever the Designated U.S. Agent information above changes. Applicant Company name: Shenzhen Unique Scales Co., Ltd Grantee Code: 2AVEN Contact Name: Qiuyu Wang Street Address: 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, City/Province/Zip: Shenzhen City, China Telephone No: +86-0755-89603312 Email: [email protected] Applicant Signature: Date: 2023-03-16 Signed by (Printed Name/Title): Qiuyu Wang/ Head engineer

Shenzhen Unique Scales Co., Ltd 2023-03-16 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint SHENZHEN TONGCE TESTING LAB / 2101 & 2201, Zhenchang Factory Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China (Name of Agent company name and address) to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with Shenzhen Unique Scales Co., Ltd / 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China (Applicant Name and address) <Signature> Name: Qiuyu Wang Title: Head engineer Applicant Company: Shenzhen Unique Scales Co., Ltd

Shenzhen Unique Scales Co., Ltd 2023-03-16 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AVEN-CW286BLE-1 Product Name: Electronic scale Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commissions rules, we hereby request that the following documents be held confidential:  Schematics  Block diagram  Operation description These materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. <Signature> Name: Qiuyu Wang Title: Head engineer Company: Shenzhen Unique Scales Co., Ltd Address: 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Tel / Fax: +86-0755-89603312/+86-0755-89603312 E-Mail: [email protected]

Shenzhen Unique Scales Co., Ltd 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Statement Product: Electronic scale Model: CW286BLE Additional Model: CW222, CW223, CW275, CW278, CW280, CW282, CW283, CW285, CW286, CW290, CW292, CW293, CW297, CW298, CW299, CW301, CW302, CW303, CW305, CW306, CW307, CW308, CW309, CW310, CW311, CW312, CW313, CW315, CW316, CW317, CW318, CW319, CW222BLE, CW223BLE, CW275BLE, CW278BLE, CW280BLE, CW282BLE, CW283BLE, CW285BLE, CW286BLE, CW290BLE, CW292BLE, CW293BLE, CW297BLE, CW298BLE, CW299BLE, CW301BLE, CW302BLE, CW303BLE, CW305BLE, CW306BLE, CW307BLE, CW308BLE, CW309BLE, CW310BLE, CW311BLE, CW312BLE, CW313BLE, CW315BLE, CW316BLE, CW317BLE, CW318BLE, CW319BLE, CK771, CK772, CK780, CK781, CK782, CK787, CK788, CK789, CK790, CK793, CK796, CK797, CK798, CK799, CK800, CK801, CK802, CK803, CK805, CK809, CK810, CK811, CK815, CK816, CK817, CK819, CK820, CK821, CK822, CK823, CK825, CK826, CK827, CK828, CK829, CK830, CK831, CK832, CK833, CK835, CK836, CK837, CK838, CK839, CK850, CK851, CK852, CK853, CK855, CK856, CK857, CK858, CK859, CK860, CK861, CK862, CK863, CK865, CK867, CK868, CK869, CK771BLE, CK772BLE, CK780BLE, CK781BLE, CK782BLE, CK787BLE, CK788BLE, CK789BLE, CK790BLE, CK793BLE, CK796BLE, CK797BLE, CK798BLE, CK799BLE, CK800BLE, CK801BLE, CK802BLE, CK803BLE, CK805BLE, CK809BLE, CK810BLE, CK811BLE, CK815BLE, CK816BLE, CK817BLE, CK819BLE, K820BLE, CK821BLE, CK822BLE, CK823BLE, CK825BLE, CK826BLE, CK827BLE, CK828BLE, CK829BLE, CK830BLE, CK831BLE, CK832BLE, CK833BLE, CK835BLE, CK836BLE, CK837BLE, CK838BLE, CK839BLE, CK850BLE, CK851BLE, CK852BLE, CK853BLE, CK855BLE, CK856BLE, CK857BLE, CK858BLE, CK859BLE, CK860BLE, CK861BLE, CK862BLE, CK863BLE, CK865BLE, CK866BLE, CK867BLE, CK868BLE, CK869BLE, CF366BLE, CF367BLE, CF368BLE, CF369BLE, CF376BLE, CF377BLE, CF380BLE, CF385BLE, CF388BLE, CF390BLE, CF391BLE, CF392BLE, CF393BLE, CF395BLE, CF396BLE, CF398BLE, CF500BLE, CF505BLE, CF506BLE, CF507BLE, CF508BLE, CF509BLE, CF510BLE, CF511BLE, CF512BLE, CF516BLE, CF517BLE, CF518BLE, CF523BLE, CF527BLE, CF528BLE, CF530BLE, CF535BLE, CF536BLE, CF537BLE, CF538BLE, CF539BLE, CF550BLE, CF551BLE, CF552BLE, CF556BLE, CF557BLE, CF558BLE, CF559BLE, CF560BLE, CF565BLE, CF566BLE, CF568BLE, CF569BLE, CF570BLE, CF571BLE, CF575BLE, CF576BLE, CF578BLE, CF579BLE, CF580BLE, CF581BLE, CF582BLE, CF583BLE, CF585BLE, CF586BLE, CF587BLE, CF588BLE, CF589BLE, CF590BLE, CF591BLE, CF592BLE, CF593BLE, CF595BLE, CF596BLE, CF597BLE, CF598BLE, CF599BLE, CF600BLE, CF601BLE, CF602BLE, CF603BLE, CF605BLE, CF606BLE, CF607BLE, CF608BLE, CF609BLE, CF610BLE, CF611BLE, CF612BLE, CF613BLE, CF615BLE, CF616BLE, CF617BLE, CF618BLE, CF619BLE, CF620BLE, CF621BLE, CF622BLE, CF623BLE, CF625BLE, CF626BLE, CF627BLE, CF628BLE, CF629BLE, CF630BLE, CF631BLE, CF632BLE, CF633BLE, CF635BLE, CF636BLE, CF637BLE, CF638BLE, CF639BLE, CF650BLE, CF651BLE, CF652BLE, CF653BLE, CF655BLE, CF656BLE, CF657BLE, CF658BLE, CF659BLE, CF660BLE, CF661BLE, CF662BLE, CF663BLE, CF665BLE, CF666BLE, CF667BLE, CF668BLE, CF669BLE, CF670BLE, CF671BLE, CF672BLE, CF673BLE, CF675BLE, CF676BLE, CF677BLE, CF678BLE, CF679BLE, CF680BLE, CF681BLE, CFF682BLE, CF683BLE, CF685BLE, CF686BLE, CF687BLE, CF688BLE, CF689BLE, CF690BLE, CF691BLE, CF692BLE, CF693BLE, CF695BLE, CF696BLE, CF697BLE, CF698BLE, CF699BLE, CF818BLE, CF819BLE, CF366, CF367, CF368, CF369, CF376, CF377, CF380, CF385, CF388, CF390, CF391, CF392, CF393, CF395, CF396, CF398, CF500, F505, CF506, CF507, CF508, CF509, CF510, CF511, CF512, CF516, CF517, CF518, CF523, CF527, CF528, CF530, CF535, CF536, CF537, CF538, CF539BLE, CF550, CF551, CF555, CF556, CF557, CF558, CF559, CF560, CF565, CF566, CF568, CF569, CF570, CF571, CF575, CF576, CF578, CF579, CF580, CF581, CF582, CF583, CF585, CF586, CF587, CF588, CF589, CF590, CF591, CF592, CF593, CF595, CF596, CF597, CF598, CF599, CF600, CF601, CF602, CF603, CF605, CF606, CF607, CF608, CF609, CF610, CF611, CF612, CF613, CF615, CF616, CF617, CF618, CF619, CF620, CF621, CF622, CF623, CF625, CF626, CF627, CF628, CF629, CF630, CF631, CF632, CF633, CF635, CF636, CF637, CF638, CF639, CF650, CF651, CF652, CF653, CF655, CF656, CF657, CF658, CF659, CF660, CF661, CF662, CF663, CF665, CF666, CF667, CF668, CF669, CF670, CF671, CF672, CF673, CF675, CF676, CF677, CF678, CF679, CF680, CF681, CFF682, CF683, CF685, CF686, CF687, CF688, CF689, CF690, CF691, CF692, CF693, CF695, CF696, CF697, CF698, CF699, CF818, CF819, OCF2022, BS 483, BS 484, BS 475, BS 476, OCF2022 CB551, CB551A, CB551B, BHEASY2021, BHBT2022F, 0412, 0413 Trademark: N/A We hereby state that CW286BLE is tested model, other models are derivative models. The models are identical in circuit and PCB layout, only different on the model names. So the test data of CW286BLE can represent the remaining models. Your assistance on this matter is highly appreciated. Yours sincerely, Signature: Date: 2023/03/16 Name: Qiuyu Wang Company: Shenzhen Unique Scales Co., Ltd Address: 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Tel / Fax: +86-0755-89603312/+86-0755-89603312 E-Mail: [email protected]

Page 1 of 3 Appendix B: Photographs of EUT Product: Electronic scale Model: CW286BLE External Photos Page 2 of 3 Page 3 of 3

Label Artwork and Location Model: CW286BLE Label: Size: L*W=50*30mm Location

Page 1 of 3 Appendix B: Photographs of EUT Product: Electronic scale Model: CW286BLE Internal Photos Page 2 of 3 Page 3 of 3 Antenna

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AVEN-CW286BLE-1 Test Report No. ............... : TCT230313E902 Date of issue ................... : Mar. 14, 2023 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : Shenzhen Unique Scales Co., Ltd Address ........................... : 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Manufacturer's name ... : Shenzhen Unique Scales Co., Ltd Address ........................... : 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Standard(s) ..................... : KDB 447498 D01 General RF Exposure Guidance v06 Product Name ................. : Electronic scale Trade Mark ...................... : N/A Model/Type reference..... : Refer to model list of page 3 to 5 Rating(s).......................... : DC 4.5V(3*AAA Batteries) Date of receipt of test item ......................................... : Mar. 13, 2023 Date (s) of performance of test ................................... : Dec. 18, 2019 – Dec. 24, 2019 Tested by (+signature) ... : Rleo LIU Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT230313E902 Page 2 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com Table of Contents 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 2. General Information ................................................................................. 6 2.1. Test environment and mode ................................................................................. 6 2.2. Description of Support Units ................................................................................ 6 3. Facilities and Accreditations .................................................................. 7 3.1. Facilities ................................................................................................................. 7 3.2. Location ................................................................................................................. 7 4. Test Results and Measurement Data ..................................................... 8 Report No.: TCT230313E902 Page 3 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Electronic scale Model/Type reference........... : CW286BLE Operation Frequency ........... : 2402MHz~2480MHz Modulation Type ................... : GFSK Antenna Type ........................ : PCB Antenna Antenna Gain ........................ : 1.79dBi Rating(s)................................ : DC 4.5V(3*AAA Batteries) Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 CW286BLE Other models CW222, CW223, CW275, CW278, CW280, CW282, CW283, CW285, CW286, CW290, CW292, CW293, CW297, CW298, CW299, CW301, CW302, CW303, CW305, CW306, CW307, CW308, CW309, CW310, CW311, CW312, CW313, CW315, CW316, CW317, CW318, CW319, CW222BLE, CW223BLE, CW275BLE, CW278BLE, CW280BLE, CW282BLE, CW283BLE, CW285BLE, CW286BLE, CW290BLE, CW292BLE, CW293BLE, CW297BLE, CW298BLE, CW299BLE, CW301BLE, CW302BLE, CW303BLE, CW305BLE, CW306BLE, CW307BLE, CW308BLE, CW309BLE, CW310BLE, CW311BLE, CW312BLE, CW313BLE, CW315BLE, CW316BLE, CW317BLE, CW318BLE, CW319BLE, CK771, CK772, CK780, CK781, CK782, CK787, CK788, CK789, CK790, CK793, CK796, CK797, CK798, CK799, CK800, CK801, CK802, CK803, CK805, CK809, CK810, CK811, CK815, CK816, CK817, CK819, CK820, CK821, CK822, CK823, CK825, CK826, CK827, CK828, CK829, CK830, CK831, CK832, CK833, CK835, CK836, CK837, CK838, CK839, CK850, CK851, CK852, CK853, CK855, CK856, CK857, CK858, CK859, CK860, CK861, CK862, CK863, CK865, CK867, CK868, CK869, CK771BLE, CK772BLE, CK780BLE, CK781BLE, CK782BLE, CK787BLE, CK788BLE, CK789BLE, CK790BLE, CK793BLE, CK796BLE, CK797BLE, CK798BLE, CK799BLE, CK800BLE, CK801BLE, CK802BLE, CK803BLE, CK805BLE, CK809BLE, CK810BLE, CK811BLE, CK815BLE, CK816BLE, CK817BLE, CK819BLE, K820BLE, CK821BLE, CK822BLE, Report No.: TCT230313E902 Page 4 of 8 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com CK823BLE, CK825BLE, CK826BLE, CK827BLE, CK828BLE, CK829BLE, CK830BLE, CK831BLE, CK832BLE, CK833BLE, CK835BLE, CK836BLE, CK837BLE, CK838BLE, CK839BLE, CK850BLE, CK851BLE, CK852BLE, CK853BLE, CK855BLE, CK856BLE, CK857BLE, CK858BLE, CK859BLE, CK860BLE, CK861BLE, CK862BLE, CK863BLE, CK865BLE, CK866BLE, CK867BLE, CK868BLE, CK869BLE, CF366BLE, CF367BLE, CF368BLE, CF369BLE, CF376BLE, CF377BLE, CF380BLE, CF385BLE, CF388BLE, CF390BLE, CF391BLE, CF392BLE, CF393BLE, CF395BLE, CF396BLE, CF398BLE, CF500BLE, CF505BLE, CF506BLE, CF507BLE, CF508BLE, CF509BLE, CF510BLE, CF511BLE, CF512BLE, CF516BLE, CF517BLE, CF518BLE, CF523BLE, CF527BLE, CF528BLE, CF530BLE, CF535BLE, CF536BLE, CF537BLE, CF538BLE, CF539BLE, CF550BLE, CF551BLE, CF552BLE, CF556BLE, CF…

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Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID. ............................ : 2AVEN-CW286BLE-1 Test Report No. ............... : TCT230313E901 Date of issue ................... : Mar. 14, 2023 Testing laboratory .......... : SHENZHEN TONGCE TESTING LAB Testing location/ address: 2101 & 2201, Zhenchang Factory Renshan Industrial Zone, Fuhai Subdistrict, Bao'an District, Shenzhen, Guangdong, 518103, People's Republic of China Applicant's name ............ : Shenzhen Unique Scales Co., Ltd Address ........................... : 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Manufacturer's name ... : Shenzhen Unique Scales Co., Ltd Address ........................... : 301&601, no.22, Huanping Road, Gaoqiao Community, Pingdi Street, Longgang District, Shenzhen City, China Standard(s) ..................... : FCC CFR Title 47 Part 15 Subpart C Section 15.247 FCC KDB 558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10:2013 Product Name ................. : Electronic scale Trade Mark ...................... : N/A Model/Type reference..... : Refer to model list of page 3 to 5 Rating(s).......................... : DC 4.5V(3*AAA Batteries) Date of receipt of test item ......................................... : Mar. 13, 2023 Date (s) of performance of test ................................... : Dec. 18, 2019 – Dec. 24, 2019 Tested by (+signature) ... : Rleo LIU Check by (+signature) .... : Beryl ZHAO Approved by (+signature): Tomsin General disclaimer: This report shall not be reproduced except in full, without the written approval of SHENZHEN TONGCE TESTING LAB. This document may be altered or revised by SHENZHEN TONGCE TESTING LAB personnel only, and shall be noted in the revision section of the document. The test results in the report only apply to the tested sample. Report No.: TCT230313E901 Page 2 of 40 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TABLE OF CONTENTS 1. General Product Information .................................................................. 3 1.1. EUT description ..................................................................................................... 3 1.2. Model(s) list ............................................................................................................ 3 1.3. Operation Frequency ............................................................................................ 5 2. Test Result Summary .............................................................................. 6 3. General Information ................................................................................. 7 3.1. Test environment and mode ................................................................................. 7 3.2. Description of Support Units ................................................................................ 7 4. Facilities and Accreditations .................................................................. 8 4.1. Facilities ................................................................................................................. 8 4.2. Location ................................................................................................................. 8 4.3. Measurement Uncertainty ..................................................................................... 8 5. Test Results and Measurement Data ..................................................... 9 5.1. Antenna requirement ............................................................................................ 9 5.2. Conducted Emission ........................................................................................... 10 5.3. Conducted Output Power ................................................................................... 11 5.4. Emission Bandwidth ........................................................................................... 14 5.5. Power Spectral Density ....................................................................................... 17 5.6. Test Specification ................................................................................................ 17 5.7. Conducted Band Edge and Spurious Emission Measurement ....................... 20 5.8. Radiated Spurious Emission Measurement ...................................................... 23 Appendix A: Photographs of Test Setup Appendix B: Photographs of EUT Report No.: TCT230313E901 Page 3 of 40 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. General Product Information 1.1. EUT description Product Name ....................... : Electronic scale Model/Type reference........... : CW286BLE Bluetooth Version ................ : V4.2 Operation Frequency ........... : 2402MHz~2480MHz Channel Separation ............. : 2MHz Number of Channel .............. : 40 Modulation Type ................... : GFSK Antenna Type ........................ : PCB Antenna Antenna Gain ........................ : 1.79dBi Rating(s)................................ : DC 4.5V(3*AAA Batteries) Note: The antenna gain listed in this report is provided by applicant, and the test laboratory is not responsible for this parameter. 1.2. Model(s) list No. Model No. Tested with 1 CW286BLE Other models CW222, CW223, CW275, CW278, CW280, CW282, CW283, CW285, CW286, CW290, CW292, CW293, CW297, CW298, CW299, CW301, CW302, CW303, CW305, CW306, CW307, CW308, CW309, CW310, CW311, CW312, CW313, CW315, CW316, CW317, CW318, CW319, CW222BLE, CW223BLE, CW275BLE, CW278BLE, CW280BLE, CW282BLE, CW283BLE, CW285BLE, CW286BLE, CW290BLE, CW292BLE, CW293BLE, CW297BLE, CW298BLE, CW299BLE, CW301BLE, CW302BLE, CW303BLE, CW305BLE, CW306BLE, CW307BLE, CW308BLE, CW309BLE, CW310BLE, CW311BLE, CW312BLE, CW313BLE, CW315BLE, CW316BLE, CW317BLE, CW318BLE, CW319BLE, CK771, CK772, CK780, CK781, CK782, CK787, CK788, CK789, CK790, CK793, CK796, CK79…

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Report No.: BL-SZ18C0268-901 2 / 19 Revision History Version Issue Date Revisions Rev. 01 Dec. 19, 2018 Initial Issue TABLE OF CONTENTS 1 Administrative Data (GENERAL INFORMATION) .................................................................................. 4 1.1 Identification of the Testing Laboratory ............................................................................................ 4 1.2 Identification of the Responsible Testing Location ........................................................................... 4 1.3 Laboratory Condition ....................................................................................................................... 4 1.4 Announce ........................................................................................................................................ 4 2 PRODUCT INFORMATION ................................................................................................................... 6 2.1 Applicant Information ....................................................................................................................... 6 2.2 Manufacturer Information ................................................................................................................ 6 2.3 Factory Information ......................................................................................................................... 6 2.4 General Description for Equipment under Test (EUT) ..................................................................... 6 2.5 Ancillary Equipment ......................................................................................................................... 6 2.6 Technical Information ...................................................................................................................... 6 3 SUMMARY OF TEST RESULTS ........................................................................................................... 7 3.1 Test Standards ................................................................................................................................ 7 3.2 Test Verdict ..................................................................................................................................... 7 3.3 Test Uncertainty .............................................................................................................................. 7 4 GENERAL TEST CONFIGURATIONS .................................................................................................. 8 4.1 Test Condition ................................................................................................................................. 8 4.2 Test Equipment List ......................................................................................................................... 8 4.3 Test Setup ....................................................................................................................................... 8 ANNEX A TEST RESULTS ....................................................................................................................... 9 A.1 Gain and Efficiency ......................................................................................................................... 9 A.2 Return Loss ................................................................................................................................... 10 A.3 Input Impedance ........................................................................................................................... 11 A.4 SWR ............................................................................................................................................. 12 Report No.: BL-SZ18C0268-901 3 / 19 ANNEX B RADIATION PATTERN .......................................................................................................... 13 ANNEX C TEST SETUP PHOTO ............................................................................................................ 17 ANNEX D EUT PHOTO .......................................................................................................................... 19 Report No.: BL-SZ18C0268-901 4 / 19 1 Administrative Data (GENERAL INFORMATION) 1.1 Identification of the Testing Laboratory Company Name Shenzhen BALUN Technology Co., Ltd. Address Block B, 1st FL, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Phone Number +86 755 6685 0100 1.2 Identification of the Responsible Testing Location Test Location Shenzhen BALUN Technology Co., Ltd. Address Block B, 1st FL, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China Accreditation Certificate The laboratory is a testing organization accredited by China National Accreditation Service for Conformity Assessment (CNAS) according to ISO/IEC 17025. The accreditation certificate number is L6791. The laboratory is a testing organization accredited by China Metrology Accreditation (CMA). The accreditation certificate number is 2017192290Z. Description All measurement facilities used to collect the measurement data are located at Block B, FL 1, Baisha Science and Technology Park, Shahe Xi Road, Nanshan District, Shenzhen, Guangdong Province, P. R. China 518055 1.3 Laboratory Condition Ambient Temperature 19°C to 25°C Ambient Relative Humidity 45% to 55% Ambient Pressure 100 kPa to 102 kPa 1.4 Announce (1) The test report reference to the report template version v2.2. (2) The test report is invalid if not marked with the signatures of the persons responsible for preparing and approving the test report. (3) The test report is invalid if there is any evidence and/or falsification. (4) The results documented in this report apply only to the tested sample, under the conditions and modes of operation as described herein. (5) This document may not be altered or revised in …

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Page 1 of 1 Appendix A: Photographs of Test Setup Product: Electronic scale Model: CW286BLE Radiated Emission