Model: S 20 Internal MemoryLCD: 20GB 30GB 2.5 Harddisk 2.5 262K ColorTFT 280 220 Pixel . File Support: MPEG1 2 2 5 layer3 8 320Kbps 8KHz 48KHzWMA 48 192Kbps 8KHz 48 KHzXvid Encoding MPEG4 AVI Format24Bit BMP JPG GIF I O Support: USB2 0 highspeed 480Mbps SLAVE PortUSB 0 fullspeed 12Mbps HOST PortCompact Flash Type I II Slot3 5mm Earphone and LINE IN Jack Audio OUT: SNR 90dB THD 0 1 Power 15mW 16 :> :< . % : ( Ω) Battery and charge: Built in Rechargeable 950mAH Li ion Battery100 265V AC Input 5V DC 1A Ouput adapter DementionsWeight: 4 05 2 48 0 76 /103 63 19 5mm5 36oz 152 Gram