Portable plastic mini speaker6137235939onnected with MP35824033101P4.Ipod,and so on.
15824033092c power6137239475V ,2pcs AAA battery/or 3.5mm power plug/or from 3.mm usb drives. 2.3.5mm audio cord
35824033138esistance613723947652905
45824033094requency response613723947300Hz~20KH