... MP5/PC/laptop/iphone/ipod Power supplier:3, 144, 114, 0, 4, 4, 114, 4 3, 144, 114, 0, 4, 4 ... recording function and can repeatedly play Li-ion Output/Input:3.7V~4.2V+0.05V /5V6) Line-in ... output function,Stereo Earphones, Earphone Jack 3.5mmLithium battery capacity:2200mAh7)Built-in rechargeable lithium battery2200mAh enough ... Y-398 Loud-speaker,Private mold products audio power amplifier