Channel 8000W Class AB Car Audio Upgrade Power Amplifier 12V Stereo Amplifie Speaker Subwoofer

Feature: Power amplifier class AB: The Class AB power amplifier combines the individual vents of the Class A and Class B power amplifiers. Class AB power amplifiers are the most popular power amplifiers in car audio. Bridge function: It supports bridged speakers as well as dual amplifier bridges, providing powerful output through both. Fast heat dissipation: The external heat sink and exhaust holes allow the amplifier to have a wider contact surface with the air, dissipate heat faster, and ensure that the car subwoofer amplifier can stay cool even during the most demanding playback periods. Protection: This audio amplifier has high voltage, low voltage and over-current protection functions, allowing you to sleep peacefully and ensure the safety of your car audio. Powerful sound: 8800 watts of powerful power, clear sound quality and high fidelity. Description: Model:QP-160.4 Type: Car amplifier Power amplifier technology: A/B class Material: Aluminium alloy Channel: 4 Channels Working Voltage: DC 12V Peak Power Output: 8000 W Peak Power Output: 2Ω 2000Wx 4 Channels Peak Bridged Power Output: 4Ω 4000W x 2 Channels RMS Power Output: 4Ω 70W x 4 Channels Total Harmonic Distortion (THD) RMS Output: ＜0.01% Signal-to-Noise Ratio (SNR): ＞95dB Impedance: 2Ω~4Ω Frequency: 20Hz~40KHz Package: 1*Amplifier 1*Screw Set 1*Instruction Manual Attention: 1. Before buying, please confirm installation size, ensure the length and height of machine panel is suitable for your car. 2. Before installation, please carefully check the car horn lines, if grounding, please reconnect the lines before linking our machine, otherwise it may burn the machine. 3. The actual power of the speaker itself is not very large, there will be murmurs and buzzing when the speaker is very loud. 4. There will be murmurs and buzzing when the reconfiguration process is not connected correctly. 5. If there is no power amplifier installed, the sound of the main unit is not good and the power is not good, there will be murmurs and buzzing when the speaker is loud. 6. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. 7. Please allow 1-2cm measuring deviation due to manual measurement.