The Class-D Professional PA Amplifer series is desigend for hotels, supermarkets and schools.
It supplies excellent sound quality with easy operation to achieve outstanding performance.
The series has 5 inputs and 2 outputs. Use indoor or outdoor button separately according to different usage
MP3: USB, BT-5.0

Model MPA-4250
Rated Output Power Sine Wave 1KHz, THD≤1%, LOAD 4Ω 250W x 2
Rated Power Consumption Sine Wave 1KHz, THD≤1%, LOAD 4Ω 1000W
Sensitivity/Impedances MIC (Balanced)
LINE (Balanced)
Max. Input Level MIC (Balanced)
LINE (Balanced)
S/N Ratio MIC
Tone Control
BASS @100Hz
Treble @10KHz
Phantom Supply MIC (Balanced) 18V
Priority Sensitivity MIC1 -60dBv / 3S
CMRR Balance Input >60dB
Crosstalk 500-20kKHz <-60dB
Noise All VR MAX <30mv
Phase All of inputs and outputs <±5
AC Power Supply    110-120V~,220-240V~50Hz / 60Hz
Dimension (WxDxH)   638 x 543 x 188 mm (25.12" x 21.38" x 7.40")
Weight   21.05kg (46.41lbs)