Cut, novel and portable book reader 6-inch E-ink electronic paper Screen size: approximately 6-inch measured diagonally Resolution: 800 (H) x 600 (V) Gray scale: 4-level gray scale ARM RISC S3C2440 the highest frequency 400MHz (P) S3C2440 Samsung OS: Linux Format: TEXT: TXT, Adobe, PDF, FB2 Picture image: JPG and BMP Embedded memory: 64MB File system: FAT 16/32 Extend memory: SD card (from 1 to 8GB) Character font: mobile font Language: Russian, English and Chinese USB2.0 Audio: MP3 Battery pack: Battery type: rechargeable lithium polymer Battery capacity: 900mA Nominal voltage: 3.7V Dimensions: 188.42 x 118.24 x 9.24mm Weight: 180g CE, FCC, and RoHS certified