2AVKO-SD-G3Wireless Smart Glasses

FCC WARNING STATEMENT Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment o ff and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1)This device may not cause harmful interference, and (2)This device must accept any interference received, including interference that may cause undesired operation.

Date: Jan. 13, 2020 Equipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 FCC ID: 2AVKO-SD-G3 Product Name: Wireless Smart Glasses Request for Confidentiality Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: (List here the documents for which you are seeking confidentiality – for example ...) • 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: Edward Choy Title: Manager Company: HUIZHOU SINDE ENERGY SAVING TECHNOLOGY CO., LTD.

Date: Jan. 13, 2020 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, <Signature> Name: Edward Choy Title: Manager Company: HUIZHOU SINDE ENERGY SAVING TECHNOLOGY CO., LTD.

Date: Jan. 13, 2020 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act as Agent On our behalf, I appoint Shenzhen CTB Testing Technology Co., Ltd. Add: Floor 1&2, Building A, No. 26 of Xinhe Road, Xinqiao Community, Xinqiao Street, Baoan District, Shenzhen, Guangdong, China 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 HUIZHOU SINDE ENERGY SAVING TECHNOLOGY CO., LTD. Add: XINXU town Tangkou Changcheng Industrial Zone, Huiyang District, Huizhou City, Guangdong Province China <Signature> Name: Edward Choy Title: Manager Company: HUIZHOU SINDE ENERGY SAVING TECHNOLOGY CO., LTD.

M/N: EB03 M/N: EB03 M/N: EB03 M/N: EB03

FCC ID LABEL: Label Location: FCC ID: 2AVKO-SD-G3 Product name: Wireless Smart Glasses Model No.: SD-G3 . Long:1cm Width:0.5cm

M/N: SD-G3 M/N: SD-G3 left Internal ANT. M/N: SD-G3 right M/N: SD-G3

Global United Technology Services Co., Ltd. Report No.: GTS202001000037F02 Authorized Signature: Robinson Lo Laboratory Manager This results shown in this test report refer only to the sample(s) tested, this test report cannot be reproduced, except in full, without prior written permission of the company. The report would be invalid without specific stamp of test institute and the signatures of compiler and approver. Page 1 of 47 1 Cover Page TEST Report (Bluetooth) Applicant: HUIZHOU SINDE ENERGY SAVING TECHNOLOGY CO., LTD. Address of Applicant: XINXU town Tangkou Changcheng Industrial Zone, Huiyang District, Huizhou City, Guangdong Province China Manufacturer/Factory: HUIZHOU SINDE ENERGY SAVING TECHNOLOGY CO., LTD. Address of Manufacturer/Factory: XINXU town Tangkou Changcheng Industrial Zone, Huiyang District, Huizhou City, Guangdong Province China Equipment Under Test (EUT) Product Name: Wireless Smart Glasses Model No.: SD-G3 Trade Mark: N/A FCC ID: 2AVKO-SD-G3 Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Date of sample receipt: Jan 02, 2020 Date of Test: Jan 02, 2020 –Jan 08, 2020 Date of report issued: Jan 08, 2020 Test Result : PASS * * In the configuration tested, the EUT complied with the standards specified above. Report No.: GTS202001000037F02 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 2 of 47 2 Version Version No. Date Description 00 Jan 08, 2020 Original Prepared By: Date: Jan 08, 2020 Project Engineer Check By: Date: Jan 08, 2020 Reviewer Report No.: GTS202001000037F02 Global United Technology Services Co., Ltd. No. 123-128, Tower A, Jinyuan Business Building, No.2, Laodong Industrial Zone, Xixiang Road, Baoan District, Shenzhen, Guangdong, China 518102 Telephone: +86 (0) 755 2779 8480 Fax: +86 (0) 755 2779 8960 Page 3 of 47 3 Contents Page 1 COVER PAGE ...........................................................................................................................................1 2 VERSION ...................................................................................................................................................2 3 CONTENTS ...............................................................................................................................................3 4 TEST SUMMARY ......................................................................................................................................4 5 GENERAL INFORMATION .......................................................................................................................5 5.1 GENERAL DESCRIPTION OF EUT ..........................................................................................................5 5.2 TEST MODE .........................................................................................................................................7 5.3 TEST FACILITY.....................................................................................................................................7 5.4 TEST LOCATION...................................................................................................................................7 5.5 OTHER INFORMATION REQUESTED BY THE CUSTOMER ..........................................................................7 5.6 DESCRIPTION OF SUPPORT UNITS ........................................................................................................7 5.7 ADDITIONAL INSTRUCTIONS ..................................................................................................................8 6 TEST INSTRUMENTS LIST ......................................................................................................................9 7 TEST RESULTS AND MEASUREMENT DATA .....................................................................................11 7.1 ANTENNA REQUIREMENT ....................................................................................................................11 7.2 CONDUCTED EMISSIONS ....................................................................................................................12 7.3 CONDUCTED PEAK OUTPUT POWER ...................................................................................................15 7.4 20DB EMISSION BANDWIDTH ..............................................................................................................19 7.5 CARRIER FREQUENCIES SEPARATION .................................................................................................23 7.6 HOPPING CHANNEL NUMBER .............................................................................................................27 7.7 DWELL TIME ......................................................................................................................................28 7.8 PSEUDORANDOM FREQUENCY HOPPING SEQUENCE ...........................................................................30 7.9 BAND EDGE.......................................................................................................................................31 7.9.1 Conducted Emission Method ......................................................................................................31 7.9.2 Radiated Emission Method .........................................................................................................35 7.10 SPURIOUS EMISSION .........................................................................................................................37 7.10.1 Conducted Emission Method ..................................................................................................37 7.10.2 Radiated Emission Method ...............................................................................................…

Text truncated - open the document above for the full version.

M/N: SD-G3 Radiated Emission test M/N: SD-G3 Conducted Emission test