*SL-315
-Material: ABS
-BT/FM Radio/USB/TF card play
-Bluetooth:V5.0
-Battery:500mAh
-Charging Voltage:DC5V
-Speaker：52MM
-Output power:3w
-BT connection distance: ≥10M
-Accessory:Charging cable
-Pcs/ctn: 100pcs
-Carton size:44.2*30*44.8cm
-G.W.:20.5KG