1) Bluetooth: V5.1

2) Chipset: JL

3) Material: ABS + iron net

4) Output power: 5W*2

5) Power: 1800mAh Li-ion battery

6) Transmission distance: 10M

7) Speaker size:Ø 52mm, 4Ω5W*2

8) Charging time: 2-3 hours

9) Working time: 3-4 hours

10) Charging port: Micro USB

11) Size: 420*62*72mm

12)  Function : TF/USB/FM/AUX/BT/TWS

13) Color: black