Features:

1.Adopting high quality materials,quality is guaranteed

2.Bridge single circuit 600W,double circuit 300W+300W

3.Easy to use,temperature control fan

4.with front-end amplification,26-36dB adjustable

Specification:

Product name:300W dual-channel/600W mono pure rear amplifier board

Amplifier chip:original TPA3255

Product Model:ZK-3002

Suitable power supply:Working voltage range 18-50VDC,limit 53V

It is recommended to use a DC power supply with a voltage of 36-48V and a current of 10A or more

The higher the voltage,the higher the output power

Speaker

3-8 Ohm,BTL 50-300W in two-channel mode

2-8 Ohm,100-600W in PBTL mono mode

Cooling:Temperature controlled automatic air cooling,or manually selectable fan keep running

Gain Selection:Potentiometer 10-position adjustment,26dB-36dB

Bridging:Disconnect the power supply, turn the dial switch No.1 to ON position

Short the output R+L+to parallel output,and short R-L to parallel output at the same time

Maximum power

In BTL mode,2*300W@50V 4Ω,160W@50V 8Ω

In PBTL mode,600W@50V 2Ω,300W@50V 4 Ω,160W@50V 8Ω

Protection mechanism: Input undervoltage,overheat,overcurrent,short circuit protection

No input anti-reverse protection,positive and negative poles cannot be reversed

Package includes:

1*Digital amplifier board

Note: 

Only include the above package products

Specifications are manually tested and are for reference only

Please refer to the actual product,thank you