wireless headphone Raspuns in frecventa:2.4GHZ ISM BAND PC system:Win2000,win xp,win7,vista,10M Power:3.7V 380mAH 8H wireless headphone Specification: Raspuns in frecventa:2.4GHZ ISM BAND PC system:Win2000,win xp,win7,vista Connecting type:automation LED indicator Frequency Response:20~20,000Hz Acceptance Boundary:10M Power:3.7V 380mAH 8H Color:black,red,blue,pink,yellow wireless headphone