card reader mp3 player with dry battery,card slot mp3,support SD,MMC,support 1GB-16GB,USB2.0

card reader mp3 with dry battery(SO-C022)

1.standard USB port , high-speed 2.0 transmission speed2.WMAmusic format:MPEG1/2/2.5 LAYER3 format's MP33.card reader support:SD card,MMC card,it can reach 8GB at most4.support system:Windows98/Me/2000/XPVista5.product size60.9*60.9*11.8mm6.the biggest download speed is:400KB/S,support F.F./fast reverse function7.colors:white,black,pink8.SNR sinal Noise Ratio:SNR88db9.battery:common AAA dry battery

card reader mp3 with dry battery(SO-C022)