... : 4hours 3.RF Range: 10m 2013 New design portable Bluetooth speaker support hand-free callingButton: Control volume, Previous, Next ,Pause ... calling For iPhone, iPad, Samsung galaxy S II, galaxy tab, HTC etc. buit-in bluetooth device play music, video, game Specification ... output4.Support line-in function5.Transmission distance: 10M6.Bluetooth music controlling functions.7.Delicate design and easy to ...