DC12-24V TPA3116D2 2.1 2x50W +100W Channel Digital Subwoofer Power Amplifier Board This high-performance tpa3116d2 amplifier board combines precision audio amplification with efficient power handling. Built on the renowned tpa3116d2 chip family, this unit delivers 50 W × 2 plus 100 W for subwoofer in a 2.1 channel setup, making it the go-to choice for DIY audio enthusiasts and hobbyists who demand pure sound output. In fact, when you choose this tpa3116d2 amplifier board, you unlock wide input support (DC12-24 V) and class-D efficiency in one compact module.Moreover, this tpa3116d2 amplifier board features both left/right channels and a dedicated subwoofer channel, offering rich bass and powerful stereo performance without excessive heat. Thanks to its digital design and low-loss architecture, this tpa3116d2 amplifier board remains cool under load and supports 4-8 Ω speaker loads. For those building audio systems, this means you can focus on sound quality rather than cooling systems.To get the best from this board, connect an appropriate power supply and quality speakers—then fine-tune your volume and enjoy a next-level audio experience. Whether you’re upgrading a home theatre, building a car audio setup, or designing a custom Bluetooth speaker, this tpa3116d2 amplifier board delivers. Start with the correct voltage (12-24 V), match the channels, and you’re set for fantastic audio output. Technical Details Output Power: 100W Operating Voltage: 12-24 V DC Channels: 3 (2.1 setup) Chip: Dual TPA3116 Output Impedance: 4-8 Ω Audio Output: Terminals Frequency Range: 14 Hz - 100 kHz SNR: 100 dB Switching Frequency: 1.2 MHz L×W×H (mm): 97.3 × 70 × 30 Weight (gm): 122 Features Dual TPA3116D2 digital amplifier chips High sound quality, efficient power amplification 2.1 channels: 50W × 2 + 100W DC 12-24 V wide input voltage Adjustable volume control Supports 4-8 Ω speakers Easy setup, enjoy pure digital music Applications Home Audio Systems: Enhances sound quality in DIY home theatre setups and stereo speaker systems. Car Audio Amplification: Used in vehicles for boosting speaker and subwoofer performance. Portable Speaker Systems: Ideal for battery-powered or rechargeable Bluetooth and wired speaker projects. DIY Audio Projects: Perfect for hobbyists building custom amplifiers for personal use. Gaming and PC Audio: Enhances the sound experience for gaming rigs and multimedia setups. TV and Multimedia Sound Enhancement: Improves audio output when connected to TVs and media players. Music Production and Studio Use: Provides clear and amplified sound for small studio monitor setups. Educational and Learning Projects: Used in electronics learning kits and DIY amplifier experiments. Physical Attributes L × W × H (mm): 97.3 × 70 × 30 Weight (gm): 122 Package Includes 1 × DC12-24V TPA3116D2 2.1 2×50W +100W Channel Digital Subwoofer Power Amplifier Board

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