ALAMSCN Amplifier Board TPA3116D2 HiFi Dual-Channel Stereo Audio Amplifier 50W50W High Power Subwoofer Speaker Digital 2-0 AMP Module with Volume Knob DIY

Features: 1.It is safe to use, durable.  2.Lightweight and portable to taken outside. 3.It is the best replacement for your old,broken one. 4.High-quality and cost-effective exquisite components from leading manufacturers. 5.The music volume, microphone volume, and reverberation time can be adjusted independently to achieve the singing effect.   Specifications: Chip Type: TPA3116D2 Supply voltage: DC12-24V (24V recommended) Output voltage: DC5V/DC12V Output impedance: 4~8? (Recommend) Output power: 50W * 2 Signal to noise ratio: 100db Number of channels: two-channel stereo Product Size: 66 * 58 * 28MM    Application? TPA3116 is widely used in store solicitation, home theater, square speakers, etc.due to its excellent performance and comprehensive cost performance. More widely used in DIY audio production. Package Included: 1 x digital audio amplifier board