Mini SD card MP3 Audio format:MP3,WMA,WAV size:44x29.5x13.2mm color:green/red/ ... silver/black and so on capacity:1G,2GB,4GB,8GB clip MP3,Clip MP3 player ... 5 ~ 4.0MB/S MLC2.0~3.0MB/SAudio formatMP3,WMABit RateMP3:8Kbps320Kbps ,WMA:8-384 KbpsBattery LifeAbout 5~7HoursLCD ... so onPackageBlister package/gift boxCertificationCE,FCC,ROHS mini SD card MP3 PLAYER