1. Easy to carry 2. Support 1 GB-8 GB TF card ... include the memory card) Brand New, High QualitySupport 128MB to 8GB Micro SD/TF Card For MP3 PlayerMP3/WMA format ... 4-6 hours.Built-in rechargeable battery and connect to PC for chargingConnect to computer's USB port for file transfer U ... , Pink ,Green , Blue , Silver ,purple red,orange,8 Colors to choose.Supported by Windows 7, ME, 2000, XP, Vista, MAC ...