Geestar GS-872 2.1 Amplifier Board | TPA3116D2 Class D 50W+50W Stereo + 100W Subwoofer Audio Amplifier

Upgrade your sound system with the Geestar GS-872 2.1 Amplifier Board, powered by the original Texas Instruments TPA3116D2 Class D amplifier IC. Designed for high-efficiency audio performance, this amplifier delivers 50W + 50W stereo output and a dedicated 100W subwoofer output, making it ideal for home theater systems, multimedia speakers, and DIY audio projects.

The advanced Class D technology provides crystal-clear sound, deep bass, low distortion, and high power efficiency while generating minimal heat. The board also features built-in speaker protection, ensuring reliable operation and preventing unwanted pop-up noise during power on/off.

With its compact design and premium components, the GS-872 2.1 Amplifier Board is perfect for anyone looking to build or upgrade a high-quality stereo and subwoofer audio system.

⭐ Key Features

• ✅ Original Texas Instruments TPA3116D2 Class D IC
• ✅ 2.1 Channel Audio Amplifier
• ✅ 50W + 50W Stereo Output (4Ω)
• ✅ 100W Subwoofer Output (4Ω)
• ✅ 200W Peak Power Output
• ✅ High Efficiency & Low Heat Generation
• ✅ Built-in Speaker Protection
• ✅ No Power-On/Off Pop Noise
• ✅ Low Distortion & Clear Sound
• ✅ Easy Installation
• ✅ Ideal for Home Theater & DIY Audio Projects

⚙️ Specifications

• Brand: Geestar
• Model: GS-872
• Amplifier IC: TPA3116D2 (Texas Instruments)
• Amplifier Type: Class D
• Channels: 2.1
• Stereo Output: 50W + 50W (4Ω)
• Subwoofer Output: 100W (4Ω)
• Peak Output Power: 200W
• Speaker Protection: Yes
• Applications: Home Theater, DIY Audio, Multimedia Speakers

📦 Package Includes

• 1 × Geestar GS-872 2.1 Amplifier Board