Features
Ø  2 microphone inputs, 3 Line inputs, and 1 Line output
Ø  Rated Power:250W
Ø  Transformer for the speaker outputs at 100V,70V＆4Ω--16Ω
Ø  Muting function.
Ø  Individual volume control.
Ø  Low and high tone control.
Ø  5 LED Indicator for status display
Short-circuit, over-current, over-load, over-heat warning and protection, distortion 

Specifications
Model———PA2025PII
Rated output———250W
Output regulation———Less than 3dB
Speaker output———Balanced 4Ω, 70V, 100V
AUX output———1V
Input Sensitivity———Mic1,2,  3mV  unbalanced
　———Line 1,2,3,  300mV  unbalanced
Frequency response———60Hz -16kHz
Distortion———Less than 0.5%  at 1kHz , 1/3 rated power
The ratio of signal to noise ratio———Mic1 and 2  :   Bigger than 66dB
　———Line1、2 and 3  Bigger than 70dB
Tone———Bass :  ± 10dB at 100Hz
　———Treble: ± 10dB at 10kHz
Protection———AC fuse; DC voltage; overload; short-circuit.
Muting function———Mic1 overrides other input signals with 0 to -30dB attenuation
Power requirements———AC220-240V/50-60Hz
Power consumption———500W
Dimensions———480×340×88mm
Weight———13.8kg