... in Li battery• Dimensions: Super Slim (127 * 82 * 12MM)• Function: GPS / FM Radio / Mp3 / Mp4/E-book / photo viewer / Games / Tools ... : BMP, JPG, PNG, GIF• Ram: 64M DRAM• With built-in GPS antenna• With headphone / speaker output• Supports SD card for memory ... expansion up to 4GB• Video Player format: asf, avi, mp4, wav, mid• Music player: MP3, WAV, MID New Car Accessorie GPS navigation system