Battery capacity: Lithium battery (3.7V 4500mAh) x2 Frequency Response:30Hz-20KHz (by pass)
Playable formats: MP3, WMA, WAV, FLAC,APE
(Micro SD Card/U Disk)
Dynamic light: RGB ambient lighting
Other: Support wireless microphone amplification function support Bluetooth calling

Product Size:W307mm* H150.5mm* 0140mm
Product weight: 1773g
Speaker system :2x76mm full-range speakers Passive Radiators:90mm x 2pcs
Output Power:2x20W
BT version: BT 5.0