Manufacturer product number PB700-U-16-WW Display diagonal 7" (17.78cm) Supported formats ACSM, CBR, CBZ, CHM, DJVU, DOC, DOCX, EPUB, FB2, HTML, MOBI, PDF, PRC, RTF, TCR, TXT, ZIP Supported image formats BMP, JPEG, PNG, TIFF Supported audio formats MP3, OGG Vorbis, M4A, M4B Color Silver Memory 16 GB Display type E-ink Carta Display resolution 1680 x 1264 Color depth 16 shades of gray Display illumination Yes Connectivity Bluetooth, Wi-Fi 802.11 b/g/n USB-C connection Sensors G-sensor, Case opening/closing sensor Linux operating system Control Touch, Buttons Menu language English, French, Italian, German, Portuguese, Russian, Spanish Waterworks Yes IPX8 waterproof Battery capacity 1700 mAh Weight 228 g Dimensions (W x H x D) 134.3 x 155 x 7.8 mm Speaker Internal