1.Usb mini speaker cartoon pig 2.Touch induction control 3.Voltage: ... SD,USB,Bluetooth,Iphone USB mini speakerMini pig digital iphone speaker,1,Touch induction control systems: touch the ears,Can ... spacePerfect sound: low frequency low forcefulIntermediate frequency full sleek, HF so long ago so clear, the overall elastic layersLEA ... , 50/60HzHigh-frequency: 34mmLow pitch: 94mm usb mini speaker