Model NO：PD-SC211 Special Function：Memory Card Support,Radio, USB Disk Support Compatible Product：Universal Transport Package：Retail Packaging Specification：180*43*63mm Origin：China Production Capacity:10000PCS/Month Battery capacity： 1200mah Play time ：6-8 hours at medium volume Bluetooth version ：5.0 TWS function ：supports dual pairing so each speaker functions left/right channel
