QTX QX15AV Active Speaker 500W Handheld Radio Microphone + Beltpack + 3ch Mixer
QTX QX15AV Active Speaker 500W. Output power max.: 500W. Supplied with 1 handheld mic transmitter. High power amplifier section. Sensitivity @ 1W/1m: 103dB. Frequency response: 40Hz - 20kHz. HF driver : coil size - 35mmØ.