Description: Dimension(inch): 3.6(H) ? 2.2(W) ? 0.63(D) Weight: 90g± Case material: Plastic Color: Blue, red, silver Features: MP3 play: Support all standard MP3(VBR/CBR, 8k-320kbps)format and WMA (64-128kbps)format,free customized play list. FM tuner: FM radio including 10 preset channels Voice Recording: Directly record and encode audio signal into MP3 format from line in or microphone Record playback: Play MP3 with format Mobile storage: Access to hard disk via USB 2.0 interface, can be uses as mobile hard disk drive EQ: Support Alt boost, x-bass, Normal, Pop, Rock, Classic, Jazz, Bass boost mode Games: 4 build-in games (Tetris, Snake, Othello, Sokoban) Language: 11 languages(include Simplified Chinese, Traditional Chinese,Japanese,Korean,German,English,French,Italian,Spanish,Portuguese,Dutch) menu selection Others: Bundled with music management software (Functions: upload/download data) & Music Match jukebox; alarm function; personal information Specification: Dimension: 3.6(H) ? 2.2(W) ? 0.63(D) (plastic case) Weight: 90g± LCD display: 160 ? 160 STN dot matrix 1.6 ? (diagonal) Storage media: 1 ? HDD Charge and battery: Rechargeable through either (1) AD/DC adapter (2) USB A-Type to mini USB cable, Chargeable 700mAH Li-polymer Batteries with 2 hrs charge time Battery power supply time: Continuously play 10 hrs Data transfer interface: USB2.0 high speed transferring interface Noise ratio: 90dB Frequency response: 20HZ-20KHZ System requirement: Windows 98/SE/ME/2000/XP, Mac OS 8.6 or later PC with USB port 32MB system memory At least 20MB free HDD space for installation APP