The Sony Ericsson HBH-200 Bluetooth headset features a clip on bluetooth adapter with earbud.  The alternative headset to the over the ear type.

The HBH-200 also features caller display on the LCD screen of the bluetooth adapter, which lights up when a call is received.

A call can be made by looking at the numbers on the LCD or by voice dialing.

The HBH-200 has been equipped with the Bluetooth Headset and Handsfree profiles, and therefore can be used with a majority of the Bluetooth enabled phones on the market. The HBH-200 has talk time up to 3.5 hours and standby time up to 70 hours and weighs only 33 grams.