* anodic oxidation resin outer covering, touching HCpe pressed key, upscale fine, volume exquisitethe
* built-in lithium battery, the broadcast time is 5 hour the
* support music form: MP3, WMA, WAV
* frequency range: 20 to 20, 000 Hz
* product size: 43*12*8mm the
* quakeproof broadcast, may promote the firmware, will provide to the future sound effect formsupport