Specifications: Item Type: Car Audio Amplifier Model: PA-80D Peak power: 1000W Rated power: 150W Impedance: 4 ohms Sensitivity: 75-90DB Distortion: 0.01% Material: electrical components Size: 25.5x15.5cm/10.03x6.1in Color: Black Quantity: 1 Pc Instructions: 1.Speaker connection: This amplifier board has a good piece of red and black wire welding can be accessed by a 4-8 Euro 100-150W bass or full-range speaker or speakers (red pick horn + , black pick speaker - is recommended to use 4 ohm 8-12 inch 45 core 100-170 magnetic bass ). 2.Power connection: A.Car has a CD player: GND then negative vehicle power; 12V power supply connected to the car 's positive; REM CD player connected to the control line (so the CD player can directly control the subwoofer amplifier on and off ). B.Car no CD player: GND connected to the negative power of the car, + 12V and REM connected together in positive 12V car power ( + 12V can also be an indirect one with REM switch control amplifier switching function ). C.Directly with the battery connection: GND connect the battery negative , + 12V and 12V REM then the positive battery simultaneously. Note: Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Car Audio Amplifier
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