Travel Charger for iPhone 3GS/4G with 100 to 240V AC ... over voltage A variety of output interfaceWhich can charge the mobile phone directly such as NOKIA, SAM, SE, MOT, ... Bluetooth GPS, MP3/MP4 (iPod, Zune, Sansa, ZEN), digital camera, DV vedio camera, PSP game machine, mobile DVD, Bluetooth headset ... of the brands bellowing: HTC, O2, I-mate, orange T-mobile Qtek, DOPOD, HP, MIO, PALM, Sony, Dell, Acer ...