For the 2007 Consumer Electronics Show (CES) 2007. Sony has announced 5 new Bluetooth accessories for audio devices, 2 of which are designed to pair with a Bluetooth enabled mobile phones so users can listen to music and answer calls all in one device.

The DR-BT21G is a behind-the-neck headset. A series of buttons on one side of the headset allow wireless access to controls including play, stop/pause, fast forward and rewind. Another button allows easy answering of phone calls.

Estimated Battery life is 11 hours of talk time and music and up to 100 hours of standby time. It will be available sometime in April of this year and will cost about $100.

The higher end DR-BT50 provides similar functionality but is worn around the ears. On a full charge it lasts a bit longer up to 17 hours for music and talk and 200 hours of standby. It will retail for $230 and will also be available in April.