1. 10 Hours of Continuous Playback time， 3 Minutes fast charging can listen to 1 Hours 2.Support MP3 / WMA audio formats double decoding broadcast， FM stereo FM radio， support computer wired headset 3.Sound mode switch: POP /ROCK pop rock /LASSIC classical jazz /JAZZ / STR stereo / soft (short press EQ key) 4.TF Card reader function， support the wires， can directly connect the computer to download songs 5.USB cable connection，Bluetooth answering calls