Features: Unleash the power of the XR-M311 mini TPA3118 digital amplifier board perfect for music enthusiasts seeking exceptional sound quality. This mini sized amplifier board features stable and reliable output power, thanks to its TPA3118 chip, delivering outstanding amplification. Designed for diy hobbyists and enthusiasts, this amplifier board is perfect for those who demand top notchsound quality. Upgrade your home theater system, car audios, or computer speakers effortlessly using this versatile amplifier board. Enjoy an enhanced listening experience like never before. Take your audios setup to the next level with the XR-M311 mini TPA3118 digital amplifier board. Its compact design allows for easy installation and portability, making it suitable for any audios device. Specifications: Material:PCB Size:Approx.55x40x15mm/2.16x1.57x0.59inch Product model: XR-M311 Magnification type: class d Work efficiency: 93% Chip type: TPA3118 Power supply voltage: DC10-24V Input current: 3A recommended Output power: 60Wx1 Frequency response range: 35HZ-88KHZ Number of channels: mono Impedance matching: 2-6ohms Weight: 30grams Package Includes: 1x Amplifier Board Module note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.