10 Hours Talk Time Bluetooth Stereo Headset 1.Class II, operating range up to 10 meters 2.600 hours standby time,10 hours talk 10 Hours Talk Time Bluetooth Stereo HeadsetProduct Features 1.Bluetooth v 2.0 compliant, interference-tolerable with WLAN devices 2.Class II, operating range up to 10 meters 3.Data rate up to 723 Kbps 4.Superior Hi-Fi sound quality, perfect for enjoying stereo music 5. ...