12V Car Amplifier Box 2/4 Ohm Stable for Audio System Class AB DSP Matte Black Features： 1、High Stability: DSP power amplifier supports 2/4 ohm stable operation, ensuring a stable sound output regardless of volume levels, allowing you to enjoy clear sound consistently. 2、Reduce Noise: Car amplifier utilizes A/B class amplification technology, resulting in purer sound quality with a 96dB signal to noise ratio to reduce noise interference and restore music to its original form. 3、Easy Installation: The compact size of the amplifier makes it easy to install in a car sound system without requiring any specialized expertise, making it convenient for DIY installations or professional setups. 4、High and Low Tone Adjustment: The power amplifier offers bass adjustment range of 50Hz to 300Hz, treble adjustment range of 1kHz to 20kHz, and 12dB to 12dB volume adjustment range for fine tuning of sound output. 5、Output Power: With 4 channels of 50W rated power and 4 channels of 60W maximum power, the car amplifier delivers powerful and clear sound output for an immersive listening experience on the go. Specification： Item Type: Car?DSP?Amplifier Material: Metal Working Voltage: DC12V Standby Current: ≤1mA Standby Power Consumption: ≤0.1W Signal to Noise Ratio: 96dB Separation: 90dB Total Harmonic Distortion: ≤0.01% Signal Input Voltage: 14VPP Signal Output Voltage: 25VPP Sampling Frequency: 48K-192K Frequency Response Range: 20Hz -20kHz Bass Adjustment Range: 50Hz - 300Hz Treble Adjustment Range: 1kHz - 20kHz Volume Adjustment Range: -12dB to 12dB Rated Power: 4CH x 50W Maximum Power: 4CH x 60W Input Impedance: VS-ON 4Ω Output Impedance: 4Ω Fitment: Replacement for Car Sound Systems Package List： 1 x DSP Amplifier 1 x Wiring Harness 1 x Instruction Manual