ลำโพงเอนกประสงค์ TADA PE-8815-PR04

*  Power supply AC:110-240V ,

   including built-in two 12V/4.5AH
   rechargeable batteries
*  Frequency response:35Hz-20000Hz
*  SPL :94dB(1W/1M)
*  T.H.D. : <1%
*  Input wirde mic : -58bBV600
*  Speaker : 15" woofer, 3"tweeter *one
*  RMS power : peak 300W
*  Input jack : 6.5 wire mic jack,
   line input jacks,RCA VIDEO
*  Dimensions : 420x250x740 mm
*  Weight : 19KG