6 inches E-INK 800*600 TFT display screen. Touch panel design. Support MP3, WMA, FLAC, AAC and OGG audio formats playing. Support TXT, FB2, PDF, PDB, Doc. EPUB and HTML eBook formats reading. Support JPG, GIF and BMP picture formats with rotation in 90, 180 and 270 degrees angle. Built-in 4GB capacity and supports SD card expansion up to 8GB. Support TTS. EQ effect selectable. Page skipping. Manual and auto browsing mode available for choice. 3D rotation. Fonts size adjustable. USB2.0 interface with high transferring speed. Support English and Chinese. Built-in 3.7V 2000mA lithium battery with up to 24 hours of audio playing and 10 hours of eBook reading. Size: 160*116*8.9mm. Charger input: AC100~240V 50/60Hz Max: 100mA. Charger output: DC5.0-5.5V 800-1.0A.