2AZ8L-M300Wireless mouse

Dongguan Benni Electronic Technology Co., Ltd. Agent Authorization Company: Dongguan Benni Electronic Technology Co., Ltd. Address: Room 302 Building 8, No. 966 Zhenxing Road Xiegang Town, Dongguan Guangdong China 523592 Product Name: Wireless mouse Model Number(s): M300, M310, M320, M330, M340, M350, M360, M370, M380, M390 Product Description: Wireless mouse We authorize MiCOM Labs Inc., 575 Boulder Court, Pleasanton, California 94566, USA, to act on our behalf on all matters concerning the certification of above named equipment. We declare that MiCOM Labs Inc. is allowed to forward all information related to the approval and certification of equipment to the regulatory agencies as required and to discuss any issues concerning the approval application. Any and all acts carried out by MiCOM Labs on our behalf shall have the same effect as acts of our own. Signature: Date: Jul. 17, 2021 Name: YING GANG CHEN Title: manager Company: Dongguan Benni Electronic Technology Co., Ltd.

Dongguan Benni Electronic Technology Co., Ltd. Date: Jul. 17, 2021 Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Subject; Request for Confidentiality FCC ID: 2AZ8L-M300 To Whom It May Concern, Pursuant to the provisions of the Commission’s rules Title 47 Sections §0.457 and §0.459, we are requesting the Commission to withhold the following attachment(s) as confidential documents from public disclosure indefinitely. These documents contain detailed system and equipment descriptions and are considered as proprietary information in operation of the equipment. The public disclosure of these documents might be harmful to our company and would give competitors an unfair advantage in the market. Schematic Diagram Block Diagram Parts List Operational Description Tune-up Procedure In additional to above mentioned documents, in order to comply with the marketing regulations in Title 47 CFR §2.803 and the importation rules in Title 47 CFR §2.1204, while ensuring that business sensitive information remains confidential until the actual marketing of newly authorized devices, we request Short Term Confidentiality of the following attachment(s); External Photos Test Setup Photos Internal Photos User Manual For 45 days, pursuant to Public Notice DA 04-1705. OR For 180 days pursuant to KDB 726920 D01. It is our understanding that all measurement test reports, FCC ID label format and correspondence during the certification review process cannot be granted as confidential documents and this information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: YING GANG CHEN Title: manager

FCC ID: 2AZ8L-M300 Dongguan Benni Electronic Technology Co., Ltd. Model Confirmation Letter We, (Dongguan Benni Electronic Technology Co., Ltd.) certify the product: Wireless mouse, models: M300, M310, M320, M330, M340, M350, M360, M370, M380, M390 Their electrical circuit design, layout, components used and internal wiring are identical, Only the name is different. Signiture: Grantee Contact: CHEN YING GANG Company Name: Dongguan Benni Electronic Technology Co., Ltd. Date: 2021-7-13

SIZE:35*15mm MODEL: M300 Wireless mouse FCC ID: 2AZ8L-M300

Antenna

Project No.: ZKT-210618L2725 Page 1 of 29 FCC TEST REPORT FCC ID:2AZ8L-M300 Report Number. ................................ : ZKT-210618L2725 Date of Test ................................................. : Jun. 01, 2021 -- Jun. 01, 2021 Date of issue .................................... : Jun. 17, 2021 Total number of pages ...................... 33 Test Result ..................................... : PASS Testing Laboratory. ........................... : Shenzhen ZKT Technology Co., Ltd. Address .......................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Applicant's name ............................ : Dongguan Benni Electronic Technology Co., Ltd. Address .......................................... : Room 302 Building 8, No. 966 Zhenxing Road Xiegang Town, Dongguan Guangdong China 523592 Manufacturer's name ..................... : Dongguan Lingjie Electronics & Technology Co., Ltd Building 3, No. 23 Zhenxing North Road, Taiyuan Community, Xiegang Town, Dongguan City, Guangdong Province, 523590, P.R.C. Address .......................................... : Test specification: Standard ........................................... : FCC CFR Title 47 Part 15 Subpart C Section 15.249 ANSI C63.10:2013 Test procedure ................................. : / Non-standard test method ............. : N/A Test Report Form No. .................... : TRF-EL-111_V0 Test Report Form(s) Originator .... : ZKT Testing Master TRF .................................... : Dated: 2020-01-06 This device described above has been tested by ZKT, and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. This report shall not be reproduced except in full, without the written approval of ZKT, this document may be altered or revised by ZKT, personal only, and shall be noted in the revision of the document. Product name ................................... : Wireless mouse Trademark ...................................... : BRESII Model/Type reference ...................... : M300, M310, M320, M330, M340, M350, M360, M370, M380, M390 Ratings ............................................. : DC 1.5V Project No.: ZKT-210618L2725- Page 2 of 29 Testing procedure and testing location: Testing Laboratory ................................... : Shenzhen ZKT Technology Co., Ltd. Address ...................................................... : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China Tested by (name + signature) .................... : Reviewer (name + signature) ..................... : Approved (name + signature) .................... : Alen He Joe Liu Lake Xie Project No.: ZKT-210618L2725- Page 3 of 29 Table of Contents Page 1.VERSION 5 2.1SUMMARY OF TEST RESULTS 6 2.11.1 TEST FACILITY 7 2.21.2 MEASUREMENT UNCERTAINTY 7 3. GENERAL INFORMATION 8 3.1 GENERAL DESCRIPTION OF EUT 8 3.2 DESCRIPTION OF TEST MODES 8 3.3 BLOCK DIGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 9 3.4 DESCRIPTION OF SUPPORT UNITS(CONDUCTED MODE) 9 3.5 EQUIPMENTS LIST FOR ALL TEST ITEMS 10 4. EMC EMISSION TEST 11 4.1 CONDUCTED EMISSION MEASUREMENT 11 4.1.1 POWER LINE CONDUCTED EMISSION LIMITS 11 4.1.2 TEST PROCEDURE 11 4.1.3 DEVIATION FROM TEST STANDARD 11 4.1.4 TEST SETUP 12 4.1.5 EUT OPERATING CONDITIONS 12 4.1.6 TEST RESULTS 12 4.2 RADIATED EMISSION MEASUREMENT 13 4.2.1 RADIATED EMISSION LIMITS 13 4.2.2 TEST PROCEDURE 14 4.2.3 DEVIATION FROM TEST STANDARD 14 4.2.4 TEST SETUP 14 4.2.5 EUT OPERATING CONDITIONS 15 5. BANDWIDTH OF FREQUENCY BAND EDGE 21 5.1 TEST REQUIREMENT: 21 5.2 TEST PROCEDURE 21 5.3 DEVIATION FROM TEST STANDARD 22 5.4 TEST SETUP 22 5.5 EUT OPERATING CONDITIONS 22 5.6 TEST RESULT 23 6. CHANNEL BANDWIDTH 24 6.1APPLIED PROCEDURES / LIMIT 24 6.2 TEST PROCEDURE 24 6.3 DEVIATION FROM STANDARD 24 6.4 TEST SETUP 24 Project No.: ZKT-210618L2725- Page 4 of 29 Table of Contents Page 6.5 EUT OPERATION CONDITIONS 24 6.6 TEST RESULTS 25 7. ANTENNA REQUIREMENT 27 8. TEST SETUP PHOTO 28 9. EUT CONSTRUCTIONAL DETAILS 29 Project No.: ZKT-210618L2725- Page 5 of 29 1.VERSION Report No. Version Description Approved ZKT-210618L2725 Rev.01 Initial issue of report Project No.: ZKT-210618L2725- Page 6 of 29 2.1SUMMARY OF TEST RESULTS Test procedures according to the technical standards: FCC Part15 (15.249) , Subpart C Standard Section Test Item Judgment Remark FCC part 15.203 Antenna requirement PASS FCC part 15.207 AC Power Line Conducted Emission N/A FCC part 15.249 Fundamental &Radiated Spurious Emission Measurement PASS FCC part 15.215(c) 20dB Channel Bandwidth PASS FCC part 15.205 Band Edge PASS NOTE: (1)” N/A” denotes test is not applicable in this Test Report Project No.: ZKT-210618L2725- Page 7 of 29 2.11.1 TEST FACILITY Shenzhen ZKT Technology Co., Ltd. Add. : 1/F, No. 101, Building B, No. 6, Tangwei Community Industrial Avenue, Fuhai Street, Bao'an District, Shenzhen, China FCC Test Firm Registration Number: 692225 Designation Number: CN1299 IC Registered No.: 27033 2.21.2 MEASUREMENT UNCERTAINTY The reported uncertainty of measurement y ± U，where expended uncertainty U is based on a standard uncertainty multiplied by a coverage factor of k=2，providing a level of confidence of approximately 95 %。 No. Item Uncertainty 1 Conducted Emission Test ±1.38dB 2 RF power conducted ±0.16dB 3 Spurious emissions conducted ±0.21dB 4 All emissions radiated(<1G) ±4.68dB 5 All emissions radiated(>1G) ±4.89dB 6 Temperature ±0.5°C 7 Humidity ±2% Project No.: ZKT-210618L2725- Page 8 of 29 3. GENERAL INFORMATION 3.1 GENERAL DESCRIPTION OF EUT Product Name: Wireless mouse Model No.: M300 Model Different.: M310, M320, M330, M340, M350, M360, M370, M380, M390 Serial No.: N/A Hardware Version: V1.0 Software Version: V7.0 Sample(s) Status: Engineer sample Channel numbers: 16 Channel separation: 24…

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