... convenient to carry "i-energy" and charge your mobile digital devices at anytime, anywhere On The Go (OTG). Products ... 3GS*Blackberry*Handheld game consoles (PSP,NDS etc),Digital camera,MP3/MP4 player, PDA, GPS,bluetooth headset etc portable devicesStandard ... iPhone 3G,iPhone 3GSBlackberryHandheld game consoles (PSP,NDS etc),Digital camera,MP3/MP4 player, PDA, GPS,bluetooth headset etc portable devices