The VT9800 Bluetooth Headset (Mono/Duo) combines professional-grade audio with wireless freedom and visual signaling. Featuring HD wideband speakers, ENC, dual‑device Bluetooth 5.0, and an integrated busylight, it offers up to 15 hours of talk time and seamless USB‑C charging. Ideal for open-office and hybrid environments, it supports Microsoft Teams/Skype with the optional BT50U dongle and keeps you connected wirelessly up to 30 m (100 ft).

 

Specifications

General

• Bluetooth Version: 5.0 with multipoint dual-device support

• Wireless Range: Up to 30 m / 100 ft (Class 1)

• Busylight: Integrated red LED to indicate active call

• Weight: Duo model: ~144 g

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Audio & Microphone

• Speakers: 40 mm drivers, wideband HD (20 Hz–20 kHz)

• Microphone: Medium-length boom, noise-canceling, uni‑directional

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Battery & Charging

• Talk Time: Up to 15 hours; Standby up to 240 hours

• Charging: USB‑C cable charges headset in ~3 hours

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Compatibility & Connectivity

• UC Support: With BT50U dongle – Microsoft Teams, Skype for Business

• Multipoint Pairing: Connects to two Bluetooth devices simultaneously

• Compatibility: Phones, PC, tablets, softphones

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Physical & Environmental

• Dimensions: 155 × 36 × 180 mm

• Operating Temp: –10 °C to +55 °C

• Certifications: CE, FCC; 2‑year warranty