... Bluetooth stereo, excellent sound quality, bass shockMusic playback time up to 8 hours, audio transmission distance 10M.Support the iPhone, iPad ... end fashion7.3.5 stereo audio input interface, easily connected to the notebook, digital music players and other audio-visual ... handsfree function, built-in high-fidelity microphone core, a key to answer the call9 speaker: 1.75 inches; Nominal Impedance: ...