Feature 1, The power amplifier's aluminum alloy cooling hole is designed for wider air contact and faster heat dissipation. 2, Powerful electric circulation coil ensures sufficient power when the power amplifier is working, making it safer, more efficient and more stable. 3, Two-color transformer coil, small volume, large power, can inhibit all short circuit, improve the utilization rate of board. 4, Compatible with mobile phone and computer, stereo music surround you. 5, Suitable for most of cars, fit for Nissan, Toyota, etc.This audio amplifier is small in size and easy to operate, you can use it at home, and carrying it to your car is also very convenient. Features: 1. The power amplifier's aluminum alloy cooling hole is designed for wider air contact and faster heat dissipation. 2. Powerful electric circulation coil ensures sufficient power when the power amplifier is working, making it safer, more efficient and more stable. 3. Two-color transformer coil, small volume, large power, can inhibit all short circuit, improve the utilization rate of board. 4. Compatible with mobile phone and computer, stereo music surround you. 5. Suitable for most of cars, fit for Nissan, Toyota, etc. Specification: Item Type: Amplifier Material: Aluminum, PCB Color: Black Package list: 1 * Car Audio Amplifier 1 * Cable