Features： 1、Enhanced Audio Quality: Designed specifically for car player systems, this amplifier significantly improves the sound quality, delivering a rich and immersive audio experience. 2、Amplify Weak Signals: The amplifier boosts the weak signals from your audio source or pre-amplifier without compromising the audio quality, resulting in enhanced sound performance from your speakers. 3、Powerful Cores and Pure Copper Transformer: With a robust cores and built-in pure copper transformer, this amplifier ensures continuous and stable enhancement of audio quality, providing a reliable and consistent audio output. 4、Premium Quality: The one-piece aluminum alloy body and sealed enclosure not only provide a stylish appearance but also offer nice shock resistance. The large groove design effectively increases the heat dissipation area, ensuring optimal performance even during extended use. 5、Easy Installation and Compatibility: The amplifier comes with a convenient plug-and-play connection cable, allowing for seamless and hassle-free installation. It is compatible with most Android car audio systems, making it suitable for a wide ranges of vehicle. Specification： Introducing the 4-Channel Car Amplifier, specifically designed for in-car multi-media systems, to deliver an exceptional audio experience. This amplifier effectively improves the sound quality of your car's audio system, providing you with a superior sound experience. It amplifies the weak signals from your audio source or pre-amplifier without compromising the audio quality, enhancing the performance of your speakers. With its powerful cores and built-in pure copper transformer, it continuously and stably enhances the audio quality, while the large-capacity capacitors provide a stable power supply to the transformer. The one-piece aluminum alloy body, sealed enclosure, and stylish design not only enhance the aesthetics but also provide nice shock resistance. The large grooves design effectively increases the heat dissipation area, ensuring optimal performance. Features: Enhanced Audio Quality: Designed specifically for car player systems, this amplifier significantly improves the sound quality, delivering a rich and immersive audio experience. Amplify Weak Signals: The amplifier boosts the weak signals from your audio source or pre-amplifier without compromising the audio quality, resulting in enhanced sound performance from your speakers. Powerful Cores and Pure Copper Transformer: With a robust cores and built-in pure copper transformer, this amplifier ensures continuous and stable enhancement of audio quality, providing a reliable and consistent audio output. Premium Quality: The one-piece aluminum alloy body and sealed enclosure not only provide a stylish appearance but also offer nice shock resistance. The large grooves design effectively increases the heat dissipation area, ensuring optimal performance even during extended use. Easy Installation and Compatibility: The amplifier comes with a convenient plug-and-play connection cable, allowing for seamless and hassle-free installation. It is compatible with most Android car audio systems, making it suitable for a wide ranges of vehicle. Specifications: Color: Black Material: Aluminum Alloy Power Amplifier Technology: Class A/B Input Channel: 4-Channel Maximum Stabilizing Resistance: 2Ω RMS Power: 4x80W@14.4V Signal-to-Noise Ratio: ≥90db@1W(4Ω) Frequency Response Ranges: 20Hz-20kHz Signal Output: 4V Item Size: 146 * 95 * 43mm/ 5.7 * 3.7 * 1.7in Item Weight: 500g/ 17.6oz Package Size: 232 * 142 * 61mm/ 9.1 * 5.6 * 2.4in Package Weight: 600g/ 21.2oz Packing List: 1 * Car Amplifier 1 * Connection Cable Package List： 1 * Car Amplifier 1 * Connection Cable