Diymore ZK-3002 Pure Rear Digital Amplifier Board High Power TPA3255 Stereo 300W+300W Bridge Mono 600W PRO1 Fever HIFI Front Tone Board

Front Tone Board:Product parameters:Input voltage: DC12-30V, cannot input AC powerWorking current: 28mAAudio input interface: XH2.54-3P, with a complimentary 3P double shielded cable, with a length of 30cm. The output is connected to the audio input of the power amplifier module. If you need to convert XH2.54-3P to 3.5mm audio head cable, you need to purchase it yourselfAudio differential/balanced output interface: three XH2.54-3P terminals for left, right, and subwoofer, connected to a pure rear amplifier with balanced input portAudio single ended/unbalanced output interface: two XH2.54-3P terminals for left and right stereo and subwoofer, which can be connected to pure rear power amplifiers such as ZK-1602 and ZK-3002. Complimentary with two 3P dual head audio cablesOperational amplifier chip: six original JRC2068DPotentiometer: 50K duplex Potentiometer, 6mm quincunx handle, Potentiometer spacing 23.5mmPackaging list:Front Tone Board * 1Accessory combination * 1HiFi amp:Product parameters:Product name: 300W dual channel/600W mono pure rear stage power amplifier boardPower amplifier chip: original TPA3255Product model: ZK-3002Adapted 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 greater the output power.Adapted speaker: 3-8 ohms, 50-300W in BTL dual channel mode; 2-8 ohms, 100-600W in PBTL mono modeHeat dissipation method: temperature controlled automatic air cooling, or manually selecting the fan to keep running.Gain selection: Potentiometer 10 gear adjustment, 26dB-36dBBridging method: First cut off the power, turn the No.1 dial switch to the ON position, and short connect the output end R+L+to parallel output, while short connect the R-L to parallel output.Maximum power:In BTL mode, 2* 300W@50V 4 Ω, 160W@50V 8 Ω;In PBTL mode, 600W@50V 2 Ω, 300W@50V 4 Ω, 160W@50V 8 ΩProtection mechanism: Input undervoltage, overheating, overcurrent, short circuit protection.Packaging list: Digital amplifier board * 1 Shell accessories * 1