VT9800BT Duo - Bluetooth Headphones, Noise Canceling Microphone, up to 30m

VT9800BT Duo - Bluetooth Headphones, Noise Canceling Microphone, up to 30m

• Talk time: Mono: up to 15 hours Duo: up to 18 hours
• Standby time: up to 240 hours
• Microphone type: Medium-length boom arm with 2-microphone noise cancellation
• Microphone directivity: Omnidirectional
• Microphone frequency range: 100Hz – 10KHz
• Microphone sensitivity: -40±2 dB
• Microphone boom: 245° adjustable
• Speaker size: 40 mm
• Speaker sensitivity: 110±3 dB
• Speaker impedance: 32Ω ±15%
• Speaker bandwidth (music mode): 20Hz – 20KHz
• Speaker bandwidth (communication mode): 100Hz – 8KHz
• Hook off/on (call answer/end)
• Mic mute
• Speaker volume up/down (on headset)
• Dual connectivity: Yes (connect two Bluetooth devices simultaneously)
• Bluetooth: Class 1 (up to 30 m / 100 ft)
• Bluetooth version: 5.0
• Connection options: PC, mobile devices, desk phones (via adapter)
• Certifications: CE, FCC ID