FCC ID: 2AC67-8600 8600 UC Headset

WARNING:pdfminer.pdfpage:The PDF <_io.BufferedReader name='/Volumes/Scratch/Incoming/eg-scratch/6342141.pdf'> contains a metadata field indicating that it should not allow text extraction. Ignoring this field and proceeding. Use the check_extractable if you want to raise an error in this case VT 8600 UC Headset User Manual User Manual 1. WELCOME 2. VT 8600 OVERVIEW 2.1 STEREO 2.2 MONO 3. HOW TO WEAR 3.1 LEFT OR RIGHT WEARING STYLE 3.2 ADJUST THE HEADBAND 3.3 POSITION THE MICROPHONE 3.4 STORING THE MICROPHONE 4. HOW TO CONNECT 4.1 CONNECT TO PC AND BT DEVICE 5. HOW TO USE 5.1 CALLS 5.2 BUSYLIGHT(USB Mode) 6. SUPPORT 6.1 FAQ 6.2 HOW TO CARE FOR YOUR HEADSET 7. TECHNICAL SPECIFICATION 3 4 4 5 6 6 7 7 8 9 9 10 11 12 12 12 12 13 1. WELCOME Thank you for using the VT 8600 Headset. We hope you will enjoy it !

VT 8600 FEATURES Busylight on headset and the USB controller The discreet boom arm can be folded neatly away into the headband Superior music and voice capabilities Hi-Fi Sound 3 2. VT 8600 OVERVIEW 2.1 STEREO Adjustable headband Busylight indicator Headset cable Microphone boom-arm Volume down Bluetooth mode Multi-function button Mute microphone button Volume up USB mode Speaker 4 2.2 MONO Busylight indicator Headset cable Adjustable headband Mute microphone button Volume up USB mode Speaker T-Bar Microphone boom-arm Volume down Bluetooth mode Multi-function button 5 3. HOW TO WEAR 3.1 LEFT OR RIGHT WEARING STYLE The VT 8600 can be worn on the left or right by rotating the microphone to the other side

(280 limit). 6 3.2 ADJUST THE HEADBAND Adjust the headband to find the most comfortable fit. 3.3 POSITION THE MICROPHONE It is recommended to position the microphone close to your mouth. 7 The microphone can be worn either on your left or right side. 3.4 STORING THE MICROPHONE The discreet boom arm can be folded neatly away into the headband. 8 4. HOW TO CONNECT 4.1 CONNECT TO PC AND BT DEVICE Plug the headset to a USB port on the PC. And connect BT device by bluetooth function. 9 5. HOW TO USE Volume down Bluetooth mode Multi-function button Mute microphone button Volume up USB mode Speaker 10 5.1 CALLS FUNCTION ACTION Answer/End call Tap the Answer/End button Power on/off Press and hold 6s for power on, press and hold 2s for power off Pairing After Power on, press and hold 2s Adjust volume Tap the Volume up or Volume down button Busylight on/off When available, Green light on, tap the Answer/End button, Red light on Call light on/off Tap the Answer/End button,Green light on, Tap it again, Green light off Mute the microphone Tap the mute button 11 5.2 BUSYLIGHT(USB Mode) The busylight indicator on the headset turns red that acts as a "do not disturb"

signal when you're busy. MANUALLY TURN BUSYLIGHT ON/OFF To manually activate the busylight on/off, tap the Busylight button on the controller. The busylight can be activated even when you are not on a call. 6. SUPPORT 6.1 FAQ View the FAQs on www.Vbet.cn/VT 8600. 6.2 HOW TO CARE FOR YOUR HEADSET Always store the headset with the power off and safely protected. Avoid storage at extreme temperatures (above 25C/77F or below -20C/-4F). This may adversely affect the headset. 12 7. TECHNICAL SPECIFICATIONS VT 8600 HEADSET SPECIFICATION Headset weight:

Headset dimensions:

Mono headset 128 g Stereo headset 176 g Mono headset L 152 mm x W 37 mm x H 180 mm Stereo headset L 152 mm x W 37 mm x H 196 mm Controller dimensions:

L 79 mm x W 34 mm x 13 mm Microphones:

Noise cancelling microphone Speaker:

40mm Dynamic PureSound speakers (Hi-Fi) Speaker maximum input power:

10mW Speaker frequency range:

20Hz 20KHz Cable length:

Controller to PC: 1.35 m Headset to Controller: 850 mm Operating temperature:

-10C to 45C Storage temperature:

-20C to 25C 13 FCC Warning 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. NOTE 1: 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 radio/TV technician for help. NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. FCC Radiation Exposure Statement:

This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. 14 Made in China MODEL: VT 8600 FCC ID: 2AC67-8600

WARNING:pdfminer.pdfpage:The PDF <_io.BufferedReader name='/Volumes/Scratch/Incoming/eg-scratch/6342133.pdf'> contains a metadata field indicating that it should not allow text extraction. Ignoring this field and proceeding. Use the check_extractable if you want to raise an error in this case Shenzhen Accurate Technology Co., Ltd. Project No.: RA221125-56834E-RF FCC ID Label FCC ID Label Location Information The label shown shall be permanently affixed at a conspicuous location on the device and be readily visible to the user at the time purchase (Labeling requirements per 2.925) LABEL AND LOCATION Page 1 of 1

WARNING:pdfminer.pdfpage:The PDF <_io.BufferedReader name='/Volumes/Scratch/Incoming/eg-scratch/6342130.pdf'> contains a metadata field indicating that it should not allow text extraction. Ignoring this field and proceeding. Use the check_extractable if you want to raise an error in this case Xiamen VBeT Electronic Co., Ltd. ADD: N403, Weiye Building, Xiamen Pioneering Park for Overseas Chinese Scholars, PRC Tel: 13950190158; Fax: +86-0592-5778708 Email: victor.fan@vbet.cn Date: 2022/12/19 To:

FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir/Madam, The Main chip, ATS2853 installed in our product 8600 UC Headset, model: VT 8600,

(FCC ID: 2AC67-8600)this chip supports BDR,EDR and BLE function, but for marketing purpose, this chip only supports BDR and EDR, not supports BLE 1M/2M,which was disabled to use by manufacture in the software, the end user has no capability to activate it. Victor fan Title: CEO

WARNING:pdfminer.pdfpage:The PDF <_io.BufferedReader name='/Volumes/Scratch/Incoming/eg-scratch/6342128.pdf'> contains a metadata field indicating that it should not allow text extraction. Ignoring this field and proceeding. Use the check_extractable if you want to raise an error in this case Xiamen VBeT Electronic Co., Ltd. ADD: N403, Weiye Building, Xiamen Pioneering Park for Overseas Chinese Scholars, PRC Tel: 13950190158; Fax: +86-0592-5778708 Email: victor.fan@vbet.cn FCC Confidential Authorization Date: 2022-12-19 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2AC67-8600 In accordance with Sections 0.457 and 0.459 of the Commissions Rules, Xiamen VBeT Electronic Co., Ltd. hereby requests long-term confidential treatment of information accompanying this application as outlined below:

Block Diagram Schematics Operation Description The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely Yours, Signature:

Victor fan Title: CEO

WARNING:pdfminer.pdfpage:The PDF <_io.BufferedReader name='/Volumes/Scratch/Incoming/eg-scratch/6342127.pdf'> contains a metadata field indicating that it should not allow text extraction. Ignoring this field and proceeding. Use the check_extractable if you want to raise an error in this case Xiamen VBeT Electronic Co., Ltd. ADD: N403, Weiye Building, Xiamen Pioneering Park for Overseas Chinese Scholars, PRC Tel: 13950190158; Fax: +86-0592-5778708 Email: victor.fan@vbet.cn FCC Authorization Date: 2022-12-19 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern:

We, Xiamen VBeT Electronic Co., Ltd., the undersigned, hereby authorizes Shenzhen Accurate Technology Co., Ltd. to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by Shenzhen Accurate Technology Co., Ltd. on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature:

Victor fan Title: CEO QA-FR-170-B 7/29/2014

WARNING:pdfminer.pdfpage:The PDF <_io.BufferedReader name='/Volumes/Scratch/Incoming/eg-scratch/6342129.pdf'> contains a metadata field indicating that it should not allow text extraction. Ignoring this field and proceeding. Use the check_extractable if you want to raise an error in this case Name: Xiamen VBeT Electronic Co.,Ltd. Address: N403, Weiye Building, Xiamen Pioneering Park for Overseas Chinese Scholars, PRC Tel: 13950190158; Fax: +86-0592-5778708 Email: victor.fan@vbet.cn Product Difference Declaration Date: 2022/12/15 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Dear Sir/Madam, We, Xiamen VBeT Electronic Co.,Ltd., hereby declare that our product 8600 UC Headset (FCC ID: 2AC67-8600), all model numbers are electrically identical, except the differences shown in the following table:

Model one speakers two speakers VT 8600VT 8600 Duo 8600 Duo8600 VT 8600 USB, 8600 USBVT 8608VT 8608 Duo 8608 Duo 8608VT 8600 BT8600 BT VT 8600 Mono8600 MonoVT 8608 Mono8608 Mono We confirm that all information above is true, and we will be responsible for all the consequences. Please contact me if you have any question. Sincerely, Signature, Printed name: Victor fan Title: CEO