VEP-GWPXPMDQBTDigital Quad Muff with BT

Digital Ear Muff with Bluetooth 4.0 Ear Muff Volume control: ‐Turn on the headphone and adjust the volume independently by tuning the volume knob Frequency control: ‐Adjust the desired frequency independently by tuning the frequency knob Bluetooth Power on: ‐Short press the BT button to turn on bluetooth feature (LED will flash every 1 second) Power off: ‐Long press and hold the BT button for 3 seconds to turn off bluetooth device Pairing: ‐Press and hold the BT button for 1 second to enter pairing mode after turn on (timeout 60 seconds) ‐Search and select advertising name: “Walker HD” to connect ‐Auto re‐connect to previous last connected device during pairing if the BT device has been paired previously ‐After paired, blue LED will be flashing every 10 seconds ‐Bluetooth device will be turned off after 60 seconds if the device does not pair successfully Answer call: ‐Short press the BT button to answer incoming call Reject call: ‐Long press and hold the BT button for 1 second to reject the call Cancel or end call: ‐Short press the BT button to cancel/end call Call on hold or waiting: ‐During phone calling, if another new call is received, double press the BT button to switch from first call to second call. ‐To switch back to first call, short press the BT button to end the second call and it will be switched to previous call. Last number redial: ‐Double press the BT button to re‐dial the last phone number Audio pause/play: ‐Short press the BT button to pause or play music ***AAA x 2 batteries included Contact Information: Manufacturer: K‐Mark Industrial(Shenzhen) Ltd. 43, JING SHI ROAD, NIU HU VILLAGE, GUAN LAN ST, LONG HUA NEW DISTRICT, SHEN ZHEN, GUANG DONG PROVINCE, CHINA. Tel No. : 852 2741 3165 Fax No. : 852 2785 1237 E-mail : [email protected] FCC Statement: 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. 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 off 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 technician for help. Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

MET Laboratories TCB - Samples Agent Authorization Letter 2015-01-05 MET Laboratories, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Most Technology Service Co., Ltd. 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). This agreement expires one year from the current date. Sincerely, Name: Richard Tam Position: Project Manager Company Name: K-Mark Industrial Limited. Address: Flat A, 7/F., Mai On Ind. Bldg 17-21 Kung Yip St., Kwai Chung Hong Kong E-Mail: [email protected]

MET Laboratories TCB - Samples Long Term Confidentiality Request Letter 2015-01-05 MET Laboratories, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (Digital Quad Muff with BT / GWP-XPMDQBT ) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - e.g. Block diagram - e.g. SCH - e.g. Operational Description required to be submitted with this application be permanently withheld from public review. SPECIFY REASON FOR REQUEST (i.e. the above documents are company proprietary information that could never get into the possession of your competition). Please contact me if there is any information you may need. Sincerely, Name: Richard Tam Position: Project Manager Company Name: K-Mark Industrial Limited. Address: Flat A, 7/F., Mai On Ind. Bldg 17-21 Kung Yip St., Kwai Chung Hong Kong E-Mail: [email protected]

Model No.: GWP-XPMDQBT FRONT VIEW OF SAMPLE BACK VIEW OF SAMPLE Model No.: GWP-XPMDQBT UP VIEW OF SAMPLE DOWN VIEW OF SAMPLE Model No.: GWP-XPMDQBT LEFT VIEW OF SAMPLE RIGHT VIEW OF SAMPLE Model No.: GWP-XPMDQBT EXTERIOR VIEW OF SAMPLE

G-LG-R Digital Quad Muff with BT Model: GWP-XPMDQBT FCC ID: VEP- GWPXPMDQBT

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FCC 47 CFR PART 15 SUBPART C TEST REPORT For Applicant: K-MARK INDUSTRIAL LIMITED. Address: Flat A, 7/F., Mai On Ind. Bldg 17-21 Kung Yip St., Kwai Chung Hong Kong Product Name: Digital Quad Muff with BT Model Name: GWP-XPMDQBT Brand Name: N/A FCC ID: VEP-GWPXPMDQBT Report No.: MTE/SAL/A15010004 Date of Issue: Jan. 05, 2015 Issued by : Most Technology Service Co., Ltd. Address : No.5, Langshan 2nd Road, North District, Hi-tech Industrial Park, Nanshan, Shenzhen, Guangdong, China Tel : 86-755-8602 6850 Fax : 86-755-2601 3350 The report consists 53 pages in total. It may be duplicated completely for legal use with the approval of the applicant. It should not be reproduced except in full, without the written approval of our laboratory. The client should not use it to claim product endorsement by MOST. The test results in the report only apply to the tested sample. The test report shall be invalid without all the signatures of testing engineers, reviewer and approver. FCC ID: VEP-GWPXPMDQBT Report No.: MTE/SAL/A15010004 Page 2 of 34 TABLE OF CONTENTS 1. VERIFICATION OF CONFORMITY.......................................................................................... 4 2. GENERAL INFORMATION....................................................................................................... 5 2.1 Product Information ................................................................................................................ 5 2.2 Objective ................................................................................................................................ 6 2.3 Test Standards and Results .................................................................................................... 6 2.4 Environmental Conditions....................................................................................................... 6 2.5 MEASUREMENT UNCERTAINTY ......................................................................................... 6 3. TEST FACILITY........................................................................................................................ 7 3.1TEST FACILITY....................................................................................................................... 7 3.2 Test Conditions ....................................................................................................................... 7 3.3 Channel List ........................................................................................................................... 8 3.4 Description of Test Modes ...................................................................................................... 8 3.5 Table of Parameters of Text Software Setting......................................................................... 9 3.6 FCC PART 15.205 RESTRICTED BANDS OF OPERATIONS............................................. 10 4. SETUP OF EQUIPMENT UNDER TEST.................................................................................11 4.1 SUPPORT EQUIPMENT .......................................................................................................11 4.2 TEST EQUIPMENT LIST...................................................................................................... 12 5. 47 CFR Part 15C 15.249 Requirements................................................................................. 13 5.1 Spurious Emission Test ........................................................................................................ 13 5.1.1 Requirement...................................................................................................................... 13 5.1.2 Test Description ................................................................................................................. 14 5.1.3 Test Description ................................................................................................................. 15 4.1.4 Test Result .....................................................................................................................16 5.2 Band Edge............................................................................................................................ 22 5.2.1 Requirement...................................................................................................................... 22 5.2.2 Test Description ................................................................................................................. 22 5.2.3 Test Result......................................................................................................................... 22 5.3 LINE CONDUCTED EMISSION TEST................................................................................. 27 5.3.1. LIMITS OF LINE CONDUCTED EMISSION TEST........................................................... 27 5.3.2. BLOCK DIAGRAM OF TEST SETUP............................................................................... 27 5.3.3. PRELIMINARY PROCEDURE OF LINE CONDUCTED EMISSION TEST ...................... 28 5.3.4. FINAL PROCEDURE OF LINE CONDUCTED EMISSION TEST .................................... 28 5.3.5. Test result ......................................................................................................................... 28 5.3.5. TEST RESULT OF LINE CONDUCTED EMISSION TEST .............................................. 28 5.4 20 dB Bandwidth .................................................................................................................. 29 5.4.1 Definition ........................................................................................................................... 29 FCC ID: VEP-GWPXPMDQBT Report No.: MTE/SAL/A15010004 Page 3 of 34 5.4.2 Block Diagram Of Test Setup ............................................................................................ 29 5.4.3 Test Result.................................................................................…

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Model No.: GWP-XPMDQBT RE TEST SETUP Model No.: GWP-XPMDQBT CONDUCTED TEST SETUP