ADVENTURER FORCE MS21901

Bluetooth 5.3V
Speaker Unit: 4″*2 + 1.5″*2
Output Power: 20W*2
Battery: 7.4V/4000mAh
Working Time: 18 hours (50% volume)
Input: 5V/2A
Bluetooth Range: 10 meters
Product Size: 344*143*191mm
IPX7
Pure Monster Sound