Volkano Military Series Bluetooth Speaker

Bluetooth Version: V5.1
Operating Distance: 10 m
Charge Input: 5 V DC 1A
Sensitivity: 86 dB
Play Time: 3 – 7 Hours
Signal to Noise Ratio: 50 dB
Total Power Output: 9 W RMS
Battery: 3.7V, 1500 mAh
Charging Time: 3 Hours
Driver: 2 x 4W, 2’’, 4Ω
Frequency Response: 80 Hz -20 kHz