VT9400 DECT Wireless Headset Mono for IP phone and Computer

Headset Specification of VT 9400 Office wireless 

Connects to Softphone and Deskphone Wireless standard (CAT – IQ) European DECT and U.S. DECT

DECT frequencies US DECT: 1.92 – 1.93 Ghz EU DECT: 1.88 – 1.90 Ghz DECT range For European DECT, up to 120 meters from DECT headset base to headset

For U.S. DECT, up to 350 feet from the DECT headset base to the headset

VT 9400 Office wireless microphone Noise-cancelling microphone Sound quality DSP noise reduction; echo cancellation; tone control; wideband audio Call control Multi-function button support for answer calls, end calls, docking operations also answer and end calls Base connections RJ-09 for handset, RJ-09 for phone body (or headset port), RJ-45 for AUX (for VT Link or lifter), Mini USBfor PCBattery feature Lithium Ion-polymer, 300 mAh, typical, Up to 8 hours