With breath light/360°degree sound/handfree/FM/USB/Aux in/TF/Bluetooth/7 colors breath light

Power Output : 8W*2
Speaker Size : 2.5" 4Ω*2 10W
R. Frequency : 50HZ-22KHz
S/N Ratio : ≥ 75 dB
Adapter Output : USB 5V / NO ADAPTER
Lithium Battery : 7.4V 1800HMA*2
Function : BT/USB/ AUX IN/TF/FM/LIGHT
Volume Knob :Master / VOLUME+-/ NEXT/PRE
Bluetooth Module :JieLi 4.1