Features The I-Bone is a portable multi-function device utilizing the latest cutting edge technologies allowing you to stream high quality music and make voice calls using a mobile phone, pda,or computer - without wires attached to the headset. Compatible phones and computers or utilize the supplied wireless I-bone Audio Streamer to connect to any MP3 player,  or DVD etc and stream music direct while answering calls from a phone. Wireless Stereo Music Or Voice connection to your phone or computer. Us with your favourie /MP3 player. Connect using a standard 3.5mm audio jack Supports Bluetooth Profiles Ergonmic and Gorgious design. Collapsible neckband for easy portability High sensitivity microphone with rotable boom arm Rechargeable Battery lasts for more than 12 hours for more than 6hours Easy charge Bluetooth V1.2 Specification Standards Bluetooth Specification V1.2 RF Frequency Range 2402 ~ 2480 MHz Profiles Supported Headset, Handsfree, Receiver Sensitivity < -80dBm (PER 1 %) Distance 30 feet (10m) (in open space) Audio Frequency Range 20Hz ~ 22kHz Audio S/N > 80dB Audio Output Power > 0.8Wrms Battery Life Standby >20 hrsAudio or Voice Connection >6 hrs Charging Time < 3 hrs Adapter AC Input AC 90 ~ 250V Weight 2.7oz (incl. battery) Oper. Temp. &Rel. Humidity -10 ~ +50°C,  Rel. Humidity  0 ~ 95%

Bluetooth Bone Conduction Headset product offered by Hanics Technology Co., Ltd.