Good price for this - Best price outside Ebay is around £20.
Sony Ericsson's sleek and lightweight HBH-PV770 Bluetooth Headset is designed for stylish in-ear comfort. Because it has no ear-hook it's ideal for those who wear glasses. It features a built-in microphone and has a green LED that notifies you when you have an incoming call.
Thanks to Adaptive Frequency Hopping, the Sony Ericsson HBHPV770 reduces interference to ensure excellent audio quality. Additionally, Enhanced Data Rate technology means that the Sony Ericsson HBH-PV770 Bluetooth Headset uses less power, yet benefits from a greater bandwidth.
The Sony Ericsson HBH-PV770 Bluetooth Headset is compatible with all Bluetooth-enabled mobile phones. It also enables you to listen to music from your phone, thanks to wireless music streaming!