VT Wireless Headset VT9800 Duo with BT50U Bluetooth Dongle
The VT9800 Duo (paired with the BT50U Bluetooth adapter) is a premium, lightweight wireless Bluetooth 5.0 headset designed for hybrid professionals, contact centers, and busy office environments. Featuring dual Bluetooth connectivity, advanced Electronic Noise Cancellation (ENC), an integrated busylight indicator, and up to 15 hours of talk time, it ensures crystal-clear voice communication and all-day comfort across mobile devices and PCs.
Key Features & Highlights
- Long-Range Wireless Freedom: Bluetooth 5.0 (Class 1) technology provides a stable, seamless wireless connection up to 30 meters (100 feet).
- Dual Bluetooth Connectivity: Simultaneously pair and stay connected with two devices at once (such as your smartphone and PC) to never miss an important call.
- Noise-Canceling Microphone: Equipped with a uni-directional boom microphone featuring Electronic Noise Cancellation (ENC) and Passive Noise Cancellation (PNC) to eliminate background distractions.
- Integrated Busylight Indicator: Features prominent red LED busylight indicators on the headset to signal “do not disturb” to colleagues during active calls.
- All-Day Battery Life: Delivers up to 15 hours of talk time, 240 hours of standby time, and charges quickly via USB-C in under 3 hours (supports talking while charging).
- Plug-and-Play PC Integration: Pre-paired with the BT50U USB Bluetooth dongle for effortless, instant compatibility with Microsoft Teams, Skype for Business, and major PC softphones.
- Ergonomic Comfort: Features plush leatherette ear pads, an adjustable padded headband, and a lightweight 144g frame for extended daily wear.
Detailed Product Specifications
1. General & Physical Specifications
| Attribute | Specification Details |
|---|---|
| Model Name | VT9800 Duo (Dual-Ear Stereo Version) |
| Headset Weight | ~144 grams |
| Dimensions | 155 × 36 × 180 mm |
| Headband & Ear Cushion | Adjustable headband with soft leatherette ear pads |
| Busylight Feature | Red LED call status indicators on earcups |
2. Audio & Microphone Performance
| Attribute | Specification Details |
|---|---|
| Speaker Size & Type | 40 mm wideband speakers |
| Music Mode Frequency | 20 Hz – 20 kHz |
| Communications Mode Frequency | 150 Hz – 6.8 kHz |
| Speaker Sensitivity | 110 ± 3 dB |
| Microphone Type | Uni-directional boom microphone |
| Microphone Sensitivity | –38 ± 3 dB |
| Noise Suppression | Electronic Noise Cancellation (ENC) + Passive Noise Cancellation (PNC) |
3. Bluetooth Connectivity & Compatibility
| Attribute | Specification Details |
|---|---|
| Bluetooth Version & Class | Bluetooth 5.0 (Class 1) |
| Wireless Range | Up to 30 meters / 100 feet |
| Multipoint Connectivity | Dual Bluetooth (connects to 2 devices simultaneously) |
| USB Dongle Included | BT50U USB Bluetooth Dongle (Supports USB-A / optional USB-C adapters) |
| Software Compatibility | Microsoft Teams, Skype for Business, PCs, laptops, and iOS/Android mobile devices |
4. Battery, Power & Charging
| Attribute | Specification Details |
|---|---|
| Talk Time | Up to 15 hours |
| Standby Time | Up to 240 hours |
| Charging Time | ~3 hours to full charge |
| Charging Interface | USB-C Port (~1.2m charging cable included; supports use while charging) |
5. Environmental & Controls
| Attribute | Specification Details |
|---|---|
| On-Ear Controls | Power, Call Answer/End, Mute, Volume Up/Down, Hook Off/On |
| Operating Temperature | –10 °C to +55 °C |
| Storage Temperature | –20 °C to +25 °C |
Package Contents
- 1 x VT9800 Duo Wireless Bluetooth Headset
- 1 x BT50U USB Bluetooth Dongle
- 1 x 1.2m USB-C Charging Cable
- 1 x Quick Start / User Guide
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