Dimension: 54(D)x 23(H) mm-main body/71.2 grams Usage: The new Xtreme Bluetooth Stereo Headset delivers top-quality wireless stereo music from all A2DP-enabled devices, such as mobile phones, PDAs and PCs among others, while enabling users to conveniently handle calls. Features: Stereo Bluetooth

Dimension: 54(D)x 23(H) mm-main body/71.2 grams Usage: The new Xtreme Bluetooth Stereo Headset delivers top-quality wireless stereo music from all A2DP-enabled devices, such as mobile phones, PDAs and PCs among others, while enabling users to conveniently handle calls. Features: Stereo Bluetooth Headset with back-hang style Supports Bluetooth A2DP,AVRCP, and HS/HF Profiles Features Software & CVC echo/noise cancellation for reducing noise Foldable Design provides maximum portability Wirelessly enjoy stereo music from all A2DP-enabled devices, such mobile phones, PDA, PC etc. Switch automatically from remote controls on the headset allow you to play, skip and select your music tracks. Up to 20 hours of music playback time. Specifications: Carrier Frequency: 2.4-2.480GHz Bluetooth Class 2, up to 5-10 meters Input Power 5V,200-500mA Battery: Built-in Li Polymer Rechargeable Battery Standby Time/Talking Time 400hours/20 hours