• Supports Yealink SIP-T27G/T29G/T46G/T48G/T46S/T48S
• Wideband audio support
• Answer/Terminate calls through wireless headset
• 10m Range
• Bluetooth specification: V4.0 HS system
• Enhanced Data Rata (edr) compliant for both 2Mbps and 3Mbps supported > A2DP technology
• Wideband audio support
• Operating distance: 10 meters
• Answer incoming calls through Bluetooth headset
• Terminate calls throughBluetooth headset
• Adjusts the volume of Bluetooth headset through
• Bluetoothheadset or your phone
• Multipoint technology for connecting with 4 Bluetooth devices
• at the same time
• Bluetooth frequency range: 2.402GHz-2.480GHZ > Built-in security
• Operation system: Windows 98SE, Windows 2000,
• Windows XP, Windows Vista etc. > Low power consumption

***PRODUCT DATASHEET  

THE BT40'S HAVE BEEN REPLACED WITHT HE BT41'S.