FCC ID: 2AYJU-MC219 Wireless Mouse

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

Shenzhen LCS Compliance Testing Laboratory Ltd. FCC ID: 2AYJU-MC219 Label and Location Wireless Mouse Model No.: MC219 FCC ID: 2AYJU-MC219 Size: L2.0cm*W1.5cm Label Location This report shall not be reproduced except in full, without the written approval of Shenzhen LCS Compliance Testing Laboratory Ltd. Page 1 of 1

Shenzhen Dwason Technology Co.,Ltd Agent Authorization Company: Shenzhen Dwason Technology Co.,Ltd Address: Room 103, 1 / F, Building 129, Shifeng Technology Park, 7th Industrial District, Mashantou Community, Gongming Street, Guangming New District Guangdong 518106 China Product Name: Wireless Mouse Trade Mark: N/A Model Number: MC219, MC219A, MC219B, IWG-FGM02, Backit Wireless Mouse FCC ID: 2AYJU-MC219 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: 2021-12-21 Name:

Mr Alan Huang Title:

Product Manager Company: Shenzhen Dwason Technology Co.,Ltd

Shenzhen Dwason Technology Co.,Ltd 103, 1 / F, Building 129, Shifeng Technology Park, 7th Industrial District, Mashantou Community, Gongming Street, Guangming New District Guangdong 518106 China Product Similarity Declaration FCC ID: 2AYJU-MC219 Model Number: MC219, MC219A, MC219B, IWG-FGM02, Backit Wireless Mouse DATE: 2021-12-21 To:

Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD To Whom It May Concern, We, Shenzhen Dwason Technology Co.,Ltd hereby declare that our product (Wireless Mouse) Model Number: MC219, MC219A, MC219B, IWG-FGM02, Backit Wireless Mouse board, Schematic, Hardware version, Software version, structure and internal photos are same, named differently due to marketing purposes. Should you have any questions or comments regarding this matter, please have my best attention. Sincerely, Name / Title: Mr Alan Huang / Product Manager Company Name: Shenzhen Dwason Technology Co.,Ltd Address: Room 103, 1 / F, Building 129, Shifeng Technology Park, 7th Industrial District, Mashantou Community, Gongming Street, Guangming New District Guangdong 518106 China Phone: 18027654351 Fax: 18027654351 E-Mail: alan@dwason.com

Shenzhen Dwason Technology Co.,Ltd Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 USA Date: 2021-12-21 Subject; Request for Confidentiality FCC ID: 2AYJU-MC219 To Whom It May Concern, Pursuant to the provisions of the Commissions 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. 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);

Schematic Diagram Block Diagram Operational Description External Photos Test Setup Photos Internal Photos User Manual OR For 45 days, pursuant to Public Notice DA 04-1705. 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: Mr Alan Huang Title: Product Manager