Frequency band 

VHF174-270 MHz

  Amplifier 

Class AB

  Power

AC: Built-in AC85-265V(50-60Hz) AC switching power supply

DC & Battery: 12V,   12V/12A rechargeable battery

  T.H.D

<1%

  Frequency Response

40Hz to 20 KHz

  Audio Inputs

Wired: 6.3mm X2  Line-In: 3.5mm 

  Audio Outputs

3.5mm 

  Controls

Bass,Treble,Music Volume ,Wired MIC Volume,Wireless MIC   Volume 

  Operating time

Up to 3-8 hours continuous (Depending on the volume)

  Charge Time

Up to 4 hours (automatic charging management)

  Cabinet Material

Waterproof with plastic steel (P.P. Fiber)

  Color

Black

  Dimensions(cm)

 490x 430 x 765(LxWxH)

  Weight (battery included)

Approx. 21.4 kg