1.Works with iPod, iPhone, mobile phones, computers 2.CE/FCC/ROHS passed 3.Good quality+ Low price+ ... , input Line INPower Amplifier 2.0Support TF Card Equipped with four buttons: PREV / VOL-,POWER/PLAY/PAUSE,NEXT / VOL+,MODEWith built ... Ultra-portable and lightweight Works with iPod, iPhone, mobile phones, computers