... MP4, CD, DVD, GPS, PSP, mobile phone, notebook computer, Hi-fi speaker, U-disk and TF card.5. ... Several colors and power supply manners including battery, computer USB, adaptor DC-5V allow you to enjoy the ... 80Dbl Loud speaker 1.77 inches (external diameter 45mm) Magnetic resistant 4Ohmsl Power supply: 5V/1000Ma AC power adapter, computer USB ... . More photos: Portable cd player with mini speakers-xkd3