Description
Packaging dimensions (unit pack) Headset: 155x36x180m
Weight, headset (Duo) 144g
What’s in the box User Guide, VT9800 BT headset, BT50U(optional)
USB adapter Dongle
Talk time & standby time Up to 15hours for talking time,Up to 240hours for standby
time
Microphone type Medium-length boom arm with Noise Cancelling
uni-directional microphone
Microphone Directivity Uni-directional
Microphone frequency range 100Hz – 10KHz
Microphone sensitivity -38±3dB
Microphone Boom 300°adjustable
Speaker size 23mm
Speaker sensitivity 110±3dB
Speaker impedance 32Ω±15%
Speaker bandwidth music mode 20Hz – 20KHz
Speaker bandwidth
communication mode
100Hz – 8KHz
Joint of speaker and headband 180° rotatable
Audio control Hook off/on, Mic Mute, Speaker volume up/down on
headset
Passive noise cancellation Yes
Certification Regulatory Approvals: CE, FCC ID
Warranty 2 Years warranty
Connection Bluetooth®. Allow for dual connectivity for two Bluetooth®
devices simultaneously
Bluetooth® Class 1 (up to 30 meters / 100 feet) and Bluetooth 5.0
Speaker size 40 mm
Integrated Busylight Red lights on both ear cups are activated automatically when on a call,
Operating temperature -10 ˚C to + 55 ˚C
Warranty 2 Years warranty