Features:
1.Automatic receiving phone calls
2.Advanced A2DP!#!amp!*!EDR Bluetooth function
3.Transmission(Using A2DP Stereo/audio function of mobile phone/MP3/GPS)
4.DSP noise elimination function
5.Built in lithium polymer batteries，capacity 300 mA
6.Standby time:240 Hours
7.Talk or listen to music lasting more than 8 hours
8.Charging time:about 3 hours
9.National Level 5 waterproof standard

Specifications:
Bluetooth:Bluetooth V3.0+EDR
Support bluetooth protocol:A2DP，ACRCP，HS/HF
Temperature range:-40.C~60.C
Frequency range:2.402Ghz-2.480Ghz
Mobile phone transmitting range:10m