Archos 70d eReader. Diagonal: 177.8 mm (7 "), Technology: TFT, Display resolution: 800 x 480 pixels. Document formats supported: ePub, FB2, PDF, TXT, Audio formats supported: MP3, Image formats supported: BMP, GIF, JPG. Internal storage capacity: 4 GB, Compatible memory cards: microSD, Maximum memory card size: 16 GB. Interface type: USB 2.0, USB connector type: micro USB A, micro USB B. Battery capacity: 2100 mAh