Part number:1 Voltage:18 Volts Plug profile:Surface Mount Welcome to my store , Hope you have a pleasant shopping trip! Description: 1>.This OCL high power 100W dual channel amplifier board welding kit comes with 4 high power transistors and 2 independent stereo channels. 2>.OCL circuit is highly stable and has wide frequency range, providing good fidelity. 3>.All components are completely isolated, ensuring safety and reliability. 4>.Easy to assemble, solder and install. 5>.Perfect for DIY stereo amplifier projects, home theater systems, professional audio applications and more.Parameter: 1>.Working voltage: DC18V 2>.Work Temperature:-40~85 3>.Work Humidity:5%~95%RH 4>.PCB Size: 200*76mmPackage List: 1 x OCL Amplifier Board Notes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Please allow 1-2cm slight dimension difference due to different manual measurement. About this item This OCL High Power 100W Dual Channel Amplifier Board Welding Kit Comes With 4 High Power Transistors and 2 Independent Stereo Channels. OCL Circuit Is Highly Stable and Has Wide Frequency Range, Providing Good Fidelity. Perfect For DIY Stereo Amplifier Projects, Home Theater Systems, Professional Audio Applications and More. Easy to Assemble, Solder and Install. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please feel free to contact us.We will provide after-sales service until you are satisfied. This OCL High Power 100W Dual Channel Amplifier Board Welding Kit Comes With 4 High Power Transistors and 2 Independent Stereo Channels. OCL Circuit Is Highly Stable and Has Wide Frequency Range, Providing Good Fidelity. Perfect For DIY Stereo Amplifier Projects, Home Theater Systems, Professional Audio Applications and More. Easy to Assemble, Solder and Install. SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please feel free to contact us.We will provide after-sales service until you are satisfied.