... 3.5mm earphone output Airplane Design Mini Speaker with Micro SD/USB 1. Supports AUX output. 2 ... KHZ 8. power voltage: DC5V 500 ma/USB POWER Accessories Available: housing,hansfree,charger,battery,silicon ... usb data cable, memory card, card reader,holder and etc. Spare Parts Available: lcd/display, flex cable, trackball,trackpad,speaker ... problems. Airplane Design Mini Portable Speaker with Micro SD/USB