-. Binding : Electronics
-. Brand : Yealink
-. Feature : Bundle of 4 - BT40 / Supports Yealink : SIP-T46G， SIP-T48G， SIP-T29G / Answer/Terminate calls through wireless headset / 10m Range / Wideband audio support
-. Label : Yealink
-. Manufacturer : Yealink
-. MPN : BT40
-. PackageQuantity : 1
-. PartNumber : BT40
-. ProductGroup : CE
-. ProductTypeName : CONSUMER_ELECTRONICS
-. Publisher : Yealink
-. Studio : Yealink
-. Title : Yealink BT40 BundleX4 Bluetooth USB Dongle for Yealink SIP-T46G，-T48G，-T29G