<p>1. The Heat Sink Is Made Of Aluminum Alloy Oversized Heat Sink, Which Is Beautiful And Fast In Heat Dissipation.</p> <p>2. It Is An Intimate Partner Of Heating-Grade Chips.</p> <p>3. Chip Inductors Filter Noise, Filter Signals, Stabilize Current, And Suppress Electromagnetic Interference.</p> <p>4. The Function Switch Adjusts The Volume And Turns The Amplifier On Or Off.</p> <p>5. Heating Capacitor Symmetrical Capacitor Design 8 Heating Capacitors 330uf * 8 = 2640uf</p> <p>Product Name: Audio Amplifier Board</p> <p>Frequency Response: 20HZ-20KHZ</p> <p>Product Model: TDA7498</p> <p>Output Power: 2x100W</p> <p>Function Type: Audio Amplification</p> <p>Output Channel: Dual Channel</p> <p>Chip Type: TDA7498</p> <p>Output Impedance: 4-8ohm</p> <p>Installation Size: About 76.6x57.6mm</p> <p>Protection Function: Short Circuit, Overheating And Reverse Connection Of Power Supply</p> <p>Installation Hole Diameter: About 3mm</p> <p>Power Supply Voltage: DC12V-36V</p> <p>Standby Current: 60mA</p> <p>Note:Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use.</p> <p>Colour:As Shown</p> <p>Material:PCB</p> <p>Size:About 83x64x28mm</p> <p>Package Contents:</p> <p>1 * Amplifier Board Module</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>