Introduction
Thank you for choosing the Vonztek Wireless Headset. This manual provides detailed instructions for setting up, operating, and maintaining your headset to ensure optimal performance. Please read this manual thoroughly before using the product.
What's in the Box
- Bluetooth Headset x1
- Type-C Charge Cable x1
- USB Dongle x1
- User Manual x1

Image: The Vonztek Wireless Headset in white gold, accompanied by its USB dongle.
Key Features
- Noise Cancellation Microphone & Mute: Filters out 99.6% of background noise for clear communication. Features a mute function for privacy during calls.
- Long Battery Life: Offers up to 26 hours of talk time and 210 hours of standby time on a single 2-hour charge via Type-C cable.
- Dual Connectivity: Supports both Bluetooth 5.0 and a plug-and-play USB audio dongle for stable and fast connections to various devices.
- Lightweight & Comfortable Design: Equipped with soft ear cushions and an adjustable leatherette headband. The boom mic rotates 270 degrees for optimal voice positioning and can be worn on either the right or left side.
- Dual Device Connection: Connects to two Bluetooth devices simultaneously, allowing easy switching between work modes. Compatible with leading UC platforms like Teams, Zoom, and Skype.

Image: Detailed view of headset features including soft ear cup, rotatable microphone, adjustable headband, breathable ear cushion, and connectivity options.

Image: A person using the Vonztek headset, illustrating the AI noise cancellation feature during a call.
Setup Instructions
Charging the Headset
Before first use, fully charge the headset. Connect the provided Type-C charge cable to the headset's charging port and the other end to a USB power source. A full charge takes approximately 2 hours.
Connecting via Bluetooth
- Ensure the headset is powered off.
- Press and hold the Multi-function button until the LED indicator flashes blue and red, indicating pairing mode.
- On your device (smartphone, laptop), enable Bluetooth and search for "BT783GOLD-NEW" in the list of available devices.
- Select the headset to connect. The LED indicator will turn solid blue once connected.
Connecting via USB Dongle
- Plug the USB dongle into an available USB port on your computer or device.
- The dongle's LED light will flash blue while searching for the headset.
- Power on the headset. It will automatically connect to the dongle. The dongle's LED will turn solid blue when paired.
- On your computer, navigate to Sound Settings and set "BT68-DONGLE" as the input and output device.

Image: Flowcharts illustrating the steps for connecting the headset to a PC via Bluetooth and via the USB dongle.
Operating Instructions
Power On/Off
- Power On: Press and hold the Multi-function button until the LED indicator lights up.
- Power Off: Press and hold the Multi-function button until the LED indicator turns off.
Volume Control
Use the dedicated volume control buttons on the headset to adjust the audio level.
Microphone Mute
During a call, click the mute button on the microphone boom to mute or unmute the microphone. This function is available for both PC and phone calls.
Answering/Ending Calls
Press the Multi-function button once to answer an incoming call or end an active call.
Activating Voice Assistant (Siri)
Press and hold the Multi-function button briefly to activate your device's voice assistant (e.g., Siri).
Dual Connection Management
The headset can be connected to two Bluetooth devices simultaneously. To switch between devices or manage connections:
- Pair with the first device as described in the Bluetooth connection section.
- Turn off Bluetooth on the first device.
- Connect the headset to the second device.
- Turn on Bluetooth on the first device again. The headset should automatically reconnect to both.
Note: Music playback is supported from one device at a time under dual connection. However, you can pick up/dial calls from both connected devices.

Image: The headset demonstrating dual connection capability with a laptop and a smartphone.

Image: Visual guide on how to switch and manage connections between two devices.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headset. Do not use abrasive cleaners or solvents.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the headset regularly, even if not in use for extended periods.
- Handling: Handle the headset with care. Avoid dropping it or subjecting it to strong impacts. Do not attempt to disassemble the headset.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Headset does not power on. | Low battery. | Charge the headset fully. |
| Cannot pair with device. | Headset not in pairing mode; Device Bluetooth off; Too far from device. | Ensure headset is in pairing mode (flashing blue/red). Turn on device Bluetooth. Move headset closer to device (within 15 feet). |
| No sound or poor sound quality. | Volume too low; Incorrect audio output selected; Interference. | Increase headset and device volume. Check device sound settings to ensure headset is selected as output. Move away from other wireless devices. |
| Microphone not working. | Microphone muted; Incorrect audio input selected. | Unmute the microphone. Check device sound settings to ensure headset is selected as input. |
| Headset disconnects frequently. | Out of range; Low battery; Interference. | Stay within 15 feet of the connected device. Charge the headset. Reduce wireless interference. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | BT783GOLD-NEW |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Headphones Jack | USB |
| Battery Life | Up to 26 hours talk time |
| Standby Time | 210 hours |
| Charging Time | 2 hours (Type-C) |
| Bluetooth Range | 15 feet |
| Microphone | Noise Canceling, 270-degree rotatable |
| Control Type | Volume Control, Touch (for mute) |
| Material | Faux Leather |
| Color | White Gold |
| Item Weight | 8.1 ounces |
| Water Resistance Level | Not Water Resistant |
Warranty & Support
The Vonztek Wireless Headset comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and workmanship. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
For technical support, warranty claims, or any questions regarding your Vonztek headset, please contact Vonztek customer service through the retailer's platform or visit the official Vonztek website for contact information.

