... for your convenience, connecting to your MP3,MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone, notebook computer, Hi-fi speaker, U ... colors and power supply manners including battery, computer USB, adaptor DC-5V allow you to enjoy the music, for your option. Use ... ) Magnetic resistant 4Ohmsl Power supply: 5V/1000Ma AC power adapter, computer USB power rotate connect line(optional)l 3.5mm earphone ...