... works well with SKYPE,MSN,and VoIP.Crystal clear sound can thoroughly release your hands to ... through BT wireless transmitter.10). Faster connecting, clear sound, anti-interference. Specification:1) BT protocol ... works well with SKYPE,MSN,and VoIP.Crystal clear sound can thoroughly release your hands to ... Blocks 4 times the external noise 2). Crystal clear sound with DSP3). Support A2DP,AVRCP,headset, ...