Module :F-12
Basic functions:With  USB \ SD card reader function, music EQ adjustment, wired microphone \ guitar input,
Power Supply: AC 115V ~ 265V (50-60Hz), built-in DC 12V/4.5AH a battery, external DC 12V power input
Frequency range: VHF 210-270MHZ one for two
Frequency response: 50Hz-18KHz ± 3dB
The microphone effect :25-50 meters
Wireless microphone: with dual microphones
Power: 50W
Speaker: 12-inch full-range
Sensitivity: 10dbμV (S / N the more than 60db)
Cabinet Material: Plastic
Move  way : move with double trolley
NOTE:plus 40RMB per earphone ,25RMB  per handphone
cube：0.0924m³
40HQ: 746sets