1) Stylish design and wears more comfortably 2) Removable ear hook for L/R ear 3) Adopts replaceable and rechargeable polymer Li-ion battery 4) Standby time: 200 hours, talking time: 6 - 8 hours 5) Easy one-touch operation 6) Multi-functions: adjustable volume, mute function, voice dial, redial 7) Better call quality, less interference and faster connections 8) Completely compatible with Bluetooth V1.2 and V1.1 and also can be connected with other Bluetooth TM devices, such as PDAs, laptops and computers 9) Mini-size: 70 x 23 x 14.2mm 10) Light weight: 8g (including battery) 11) Security: encrypted link 12) Range: up to 10m (30ft.) 13) Bluetooth V2.0 wireless technology is used