NEW MONSTER® Bluetooth Speaker M83

BT 4.2, Stable connection
Power Bank
TWS function
IPX 5 water resistant
Support TF card input
Support clear talk

Battery: 7.4V / 4000 mAh
Speaker output: 40 W
Speaker size: 3.5"×2+1.2"×2
Sensitivity: 82±3dB
Play time: 27 hours / 50% volume
Charging time: 5V/2A / 5.5 hours