◆Standard cabinet design (2U), black oxidised aluminium alloy brushed panel, adopting international level advanced Class D power amplifier, with high efficiency and energy saving,
light weight, small size, low distortion, high power, low noise, strong load and other advantages;
◆ Rated power 650W;
◆ 3-channel microphone TRS terminal input, 2-channel Aux input, 1-channel Aux output;
◆Built-in Bluetooth/MP3 player/FM tuner, support MP3 and WMA double decoding playback format, USB interface, TF interface, super reading capacity;
◆Adopt the new 128x64 graphic dot-matrix display, can display Chinese and English song name, length, play time, dynamic spectrum display, adjustable display
◆The new 128x64 graphic dot matrix display
◆ MP3 can be selected to play cycle mode, built-in four playback modes: random, single song cycle, cycle in the folder, all cycle;
◆5 kinds of sound effects to adapt to the listening habits of different levels of people;
◆ Infrared remote control, Bluetooth/MP3 player/FM tuner function, can be operated remotely;
◆With 2-level priority function, of which Mic 1 has the highest priority level, the other channels are the second priority level;
◆ Mic and Aux inputs have independent volume knobs, and the outputs have total volume knobs and treble and bass tone knobs;
◆ The product has good self-protection against short circuit, overload and overheating;
◆The total power output has two kinds of power output methods; fixed voltage output 100V and fixed resistance output 4-16ohms.
Model : PF 650U
Rated output power ：650W
Speaker Output : 100V&4~16Ω
Input Sensitivity & Input Impedance ：MIC1,2,3:5mV/600Ω,Unbalanced TRS terminal input
AUX1,2:350mV/10KΩ,unbalanced RCA terminal input
Output sensitivity & output source impedance: MIX OUT: 1000mV/470Ω, unbalanced RCA terminal output
Overload source potential : MIC 1, 2, 3 :> 12dB, unbalanced TRS terminal inputs
AUX1, 2 :> 20dB, unbalanced RCA terminal inputs
Tone: Bass: ±10dB at 100Hz
Treble: ±10dB at 10Hz
Frequency Response ：50Hz～18KHz(±3dB)
Signal-to-noise ratio: MIC1, 2, 3: 66dB; AUX1, 2: 80dB
Total harmonic distortion: ≤0.1% at 1KHz
Mute function: MIC 1 priority over other channels 0-30dB adjustable
Channel crosstalk attenuation ：≤50dB
Heat dissipation ：Forced air-cooling from front to rear, built-in fan starts when the radiator temperature is 55 degrees.
Protection ：Over-heat, overload & short circuit
Power supply ：～220V/50Hz
Weight ：17.80Kg
Dimension: 484x305x88mm
Material: Black aluminium panel, SPCC cold rolled plate chassis
