1、The product is made of high-quality electronic components with stable and reliable performance. 2、Dual-channel output, 45W, high power. 3、The output impedance of the product is low, only 4-8 ohms. 4、The product is compact in shape and easy to install in a limited space. 5、Whether you are an electronic enthusiast or a music enthusiast, you can use it to DIY. Feature: The product is made of high-quality electronic components with stable and reliable performance. Dual-channel output, 45W, high power. The output impedance of the product is low, only 4-8 ohms. The product is compact in shape and easy to install in a limited space. Whether you are an electronic enthusiast or a music enthusiast, you can use it to DIY. Specification: Product model: XR-M312 Input voltage: DC 12V-28V (24V recommended) Chip type: TPA3118D2*1 Input current: 3A Input impedance: 1KΩ Number of channels: 2 channels Magnification: 30TSP Output power: 45W*2 Output impedance: 4-8Ω Appearance size: 66*53mm / 2.6*2.1in Product weight: 35g / 1.2oz Package list: 1 * Audio Amplifier Board Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product.