Description: 【Advanced 5.0 Connectivity】: The Enjoy seamless wireless streaming with stable transmission up to 10 meters. The D800 2.1 channel digital amplifier board supports multiple input options including , AUX, MIC/, USB, and TF card for versatile audio playback 【Powerful & Flexible Performance】: Designed with an input sensitivity of 500mV and compatible with DC 12~19V/5A power supply (higher v delivers greater output), this amplifier board ensures robust sound quality for your home or car audio setup 【Premium Build Quality】: The channel power amplifier board is crafted from quality metal and ABS materials, featuring excellent surface treatment for a appearance and smooth touch; superior heat dissipation keeps performance reliable even during extended use 【Universal Device Compatibility】: The digital power amplifier board is smartly engineered to work with a wide range of devices such as smartphones, computers, CD players, and more, making it easy to integrate into any entertainment system 【Integrated Design & Easy Installation】: Manufactured using extrusion, machining, and oxidation processes for durability. The The power amplifier board is with compact size 26 cmx7.5 cm/10.24 inchx2.95 inch fits effortlessly in various spaces Specification: Material: Metal ABS  Size Chart: 26 cmx7.5 cm/10.24 inchx2.95 inch Package Includes: 1 Set Channel Power Amplifier Board Note: Please allow slightly errors due to manual measurement and different monitors.