Product Description

Buttons: Play / Pause， Previous， Next， ON/OFF
Press and hold "Play / Pause" to stop playing music.
Press "Previous" or "Next" to go to the previous or next song.
Press and hold "Previous" or "Next" to increase or decrease volume.
Music play format: MP3 ( please note that other formats cannot play music )
Support playing time: about 3 hours
When it cannot be recognized by computer connecting， please turn off headset， unplug USB port，restart and connect it with computer.

Feature

USB 2.0 Sport MP3 Player General Features: Color: Black Supports up to 4 GB storage
Comfortable behind-the-head stereo headphones with built-in controls and LED indicator
Built-in Lithium-polymer battery Supports MP3， WAV and WMA formats USB 2.0 high-speed interface
Specifications: Lithium-Ion Battery Audio Formats: MP3/WMA/WAV S/N Ratio: 86dB Output Frequency: 20Hz - 20 kHz
Package include : (1)1x Headset MP3 Player (2)1x Mini USB to USB cable