... on capacity:1G,2GB,4GB Mini Clip MP3,Cheap MP3,Christmas Gift MP3Specification:1.The mp3 player has a fast download speed and stylish ... 5-8 hours after full charging.5.Support audio format: MP3,WMA6. USB2.0 interface,U-disk function7.No driver needed ... formatMP3/WMABit rateMP3:8-320Kbps WMA:8-384KbpsBattery lifeabout 5-7 hoursSNR above 85dBFrequency response range20HZ-20KHZ MP3 Player