2AE7S-M501Bluetooth Headset

< Guangzhou Xinjie Electronics Technology Development Co., Ltd> Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 Date:2015.07.15 Subject; Request for Confidentiality FCC ID: 2AE7S –M501 To Whom It May Concern, Pursuant to the provisions of Sections 0.457 and 0.459 of Commission's rules (47CFR0.457, 0.459), we are requesting the Commission to withhold the following attachment(s) as confidential document from public disclosure indefinitely. • Schematic Diagram • Block Diagram • Operational Description Above mentioned document contains detailed system and equipment description are considered as proprietary information in operation of the equipment. The public disclosure of above documents might be harmful to our company and would give competitor an unfair advantage in the market. It is our understanding that all measurement test reports, FCC ID label format and correspondent during certification review process cannot be granted as confidential documents and those information will be available for public review once the grant of equipment authorization is issued. Sincerely, Signature: Name: carol Zheng Title: Manager

Guangzhou Xinjie Electronics Technology Development Co.,Ltd Letter of Authorization Company: Guangzhou Xinjie Electronics Technology Development Co., Ltd Address: No.72 Xianning Road, Xintang Town, Guangzhou Province, China Product Name: Bluetooth headset Model Number: M501 We authorize MiCOM Labs Inc, 575 Boulder Court, Pleasanton, CA 94566, USA, to act on our behalf on all matters concerning the above named equipment. Any individual within MiCOM Labs is authorized to act on our behalf and take action on the application. This shall include the following: • Testing • Approval applications (includes complete product documentation package, including Confidential information) and procedures • Payment of approval fees We declare that MiCOM Labs Inc, 575 Boulder Court, Pleasanton, CA 94566, USA, is allowed to forward all information related to the approval project to the applied notified body and to the notification entities 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. Name: carol Zheng Date: 2015.07.15 Title: Manager Signature of applicant:

Page 1 of 3 External Photo Model: M501 External Photos Page 2 of 3 Page 3 of 3

LABEL ARTWORK AND LOCATION Product: Bluetooth headset Model: M501 Label size: L*W=15*5mm MODEL NO.: M501 FCC ID: 2AE7S-M501

Page 1 of 2 Model: M501 Internal Photos Page 1 of 2

Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TEST REPORT FCC ID: 2AE7S-M501 Product: Bluetooth headset Model No.: M501 Additional Model: N/A Trade Mark: XJWD Report No.: TCT150714E011 Issued Date: July 16, 2015 Issued for : Guangzhou Xinjie Electronics Technology Development Co., Ltd No.72 Xianning Road, Xintang Town, Guangzhou Province, China Issued By: Shenzhen Tongce Testing Lab. 1F, Leinuo Watch Building, Fuyong Town, Baoan Dist, Shenzhen, China TEL: +86-755-27673339 FAX: +86-755-27673332 Note: 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.: TCT150714E011 Page 2 of 50 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com TABLE OF CONTENTS 1. Test Certification....................................................................................... 3 2. Test Result Summary ............................................................................... 4 3. EUT Description ........................................................................................ 5 4. Genera Information................................................................................... 6 4.1. Test environment and mode................................................................................. 6 4.2. Description of Support Units................................................................................ 6 5. Facilities and Accreditations ................................................................... 7 5.1. Facilities ................................................................................................................. 7 5.2. Location ................................................................................................................. 7 5.3. Measurement Uncertainty..................................................................................... 7 6. Test Results and Measurement Data ...................................................... 8 6.1. Antenna requirement ............................................................................................ 8 6.2. Conducted Emission ............................................................................................. 9 6.3. Conducted Output Power ................................................................................... 13 6.4. 20dB Occupy Bandwidth .................................................................................... 18 6.5. Carrier Frequencies Separation ......................................................................... 23 6.6. Hopping Channel Number .................................................................................. 28 6.7. Dwell Time............................................................................................................ 31 6.8. Pseudorandom Frequency Hopping Sequence ................................................ 34 6.9. Conducted Band Edge Measurement ................................................................ 35 6.10. Conducted Spurious Emission Measurement................................................. 39 6.11.Radiated Spurious Emission Measurement..................................................... 43 Appendix A: Photographs of Test Setup Appendix B: Photographs of EUT Report No.: TCT150714E011 Page 3 of 50 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 1. Test Certification Product: Bluetooth headset Model No.: M501 Additional Model: N/A Applicant: Guangzhou Xinjie Electronics Technology Development Co., Ltd Address: No.72 Xianning Road, Xintang Town, Guangzhou Province, China Manufacturer: Guangzhou Xinjie Electronics Technology Development Co., Ltd Address: No.72 Xianning Road, Xintang Town, Guangzhou Province, China Date of Test: July 14 –July 15, 2015 Applicable Standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 The above equipment has been tested by Shenzhen Tongce Testing Lab. and found compliance with the requirements set forth in the technical standards mentioned above. The results of testing in this report apply only to the product/system, which was tested. Other similar equipment will not necessarily produce the same results due to production tolerance and measurement uncertainties. Tested By: Date:July 15, 2015 SKY Reviewed By: Date:July 16, 2015 Joe Zhou Approved By: Date:July 16, 2015 Tomsin Report No.: TCT150714E011 Page 4 of 50 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 2. Test Result Summary Requirement CFR 47 Section Result Antenna Requirement §15.203/§15.247 (c) PASS AC Power Line Conducted Emission §15.207 PASS Conducted Peak Output Power §15.247 (b)(1) PASS 20dB Occupied Bandwidth §15.247 (a)(1) PASS Carrier Frequencies Separation §15.247 (a)(1) PASS Hopping Channel Number §15.247 (a)(1) PASS Dwell Time §15.247 (a)(1) PASS Radiated Emission §15.205/§15.209 PASS Band Edge §15.247(d) PASS Note: 1. PASS: Test item meets the requirement. 2. Fail: Test item does not meet the requirement. 3. N/A: Test case does not apply to the test object. 4. The test result judgment is decided by the limit of test standard. Report No.: TCT150714E011 Page 5 of 50 Hotline: 400-6611-140 Tel: 86-755-27673339 Fax: 86-755-27673332 http://www.tct-lab.com 3. EUT Description Product Name: Bluetooth headset Model : M501 Additional Model: N/A Trade Mark: XJWD BT Version: V4.1 Operation Frequency: 2402MHz~2480MHz Transfer Rate: 1/2/3 Mbits/s Number of Channel: 79 Modulation Type: GFSK, π/4-DQPSK, 8DPSK Modulation Technology: FHSS Antenna Type: Internal Antenna Antenna Gain: 2.5dBi Power Supply: Rechargeable Li-ion Battery DC3.7V Operation Frequency each of channel for GFSK, π/4-DQPSK, 8DPSK Chan…

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Page 1 of 2 Photographs of Test Setup Bluetooth headset Model: M501 Radiated Emission Page 2 of 2 Conducted Emission