*SL-811
-Material: ABS
-BT/FM Radio/USB/TF card play/TWS
-Product size:11*10.2*10.2cm
-Bluetooth:V5.4
-Battery:1200mAh
-Charging Voltage:DC5V
-Speaker：57MM
-BT connection distance: ≥10M
-Accessory:Charging cable
-Pcs/ctn: 50pcs
-Carton size:53.5*53*25.5cm
-G.W.:20.5KG