Socobeta Digital Amplifier Board Power Amplifier Board 4 Channels 450W Large Power Amplifier

This hifi amplifier board adopts 4 channels to provide you with a Hi-Fi stereo sound. High sensitivity makes sound very clear with no noise. And high output power of 4*50W produces a shocking stereo surrounding sound. Furthermore, built-in multi-level protections ensure safety. IC smart cooling system dissipates high heat rapidly and quietly. Feature: ?4-CHANNEL STEREO SURROUND SOUND?The digital power amplifier board uses 4 channels to create stereo surround sound, bringing you greater listening enjoyment, allowing you to enjoy the feeling of a concert hall. ?BUILT-IN OVERLOAD PROTECTION?The built-in overvoltage protection, overheat protection, undervoltage protection, DC detection and short circuit protection of this digital power amplifier board help to provide safe amplification. Spec: Product type: HiFi Amplifier Board Maximum output power: 4*50W Output impedance: Supports 4-8? Channel number: 4 channels Input impedance: 10K ? Power supply: DC 12-16V Protection: Over voltage protection, over heat protection, undervoltage protection, DC detection, short-circuit protection Package size: approx. 10 * 8 * 2 cm/ 3.9 * 3.1 * 0.8 in Package weight: 119g/ 4.2oz Package List: 1 * HiFi Amplifier Board