... . Clear Mids an Highs 4.Super stereo effect 2012 New ! Bluetooth Headset Super stereo effect , Adjustable padded headband Excellent sound quality, comfortable ... you to make Skype calls easily. Technical Specifications 1,Version:Bluetooth V2.12,Wireless Frequency Range:2.4GHz3,Transmission Distance:10m4 ... hours6,Standby time:minimum 180 hours7,Color:black,yellow,red,blue Factory photo