Experience superior audio performance with this Digital Bluetooth Power Amplifier Board, designed to deliver clear and powerful sound with advanced digital technology. Featuring a dual-channel stereo design, this amplifier board ensures high-fidelity sound output without crossover distortion or transient intermodulation distortion, making it an excellent choice for various audio projects and applications. Key Features: · Digital Power Amplifier Technology: Provides higher overdrive capacity compared to analog amplifiers, eliminating crossover distortion and transient intermodulation distortion for clean, distortion-free audio. · Dual Channel Stereo Output: Equipped with 2 channel output, supporting 4~8 ohm speakers, delivering balanced and immersive stereo sound. · Bluetooth Audio Support: Built-in Bluetooth connectivity with a maximum receiving distance of approximately 20 meters (65.62 feet), allowing wireless audio streaming with ease and convenience. · Multiple Input Options: Supports Bluetooth audio input and 3.5mm AUX input, with Bluetooth priority by default for versatile connectivity. · Robust Chip Protection: Integrated TPA3118 chip with comprehensive protection features including over-voltage, under-voltage, over-temperature, DC detection, and short circuit protection, ensuring reliable and safe operation. · Compact and Durable Design: Made from durable ABS material, the amplifier board measures approximately 71 x 52 x 13mm (2.80 x 2.05 x 0.51 inches), offering a lightweight and space-saving solution for your audio needs. Specifications: · Item Type: Digital Power Amplifier Board · Chip Type: TPA3118 · Supply Voltage: DC 12-28V · Input: 3.5mm AUX, Bluetooth (Default Bluetooth Priority) · Output Power: 45W x 2 · Channel: Dual Channel Output · Output Impedance: 4~8 ohm Speaker · Maximum Receiving Distance: Approx. 20 meters / 65.62 feet · Size: Approx. 71 x 52 x 13mm / 2.80 x 2.05 x 0.51 inches · Material: ABS · Color: Blue Package Includes: · 1 x Digital Bluetooth Power Amplifier Board This Digital Bluetooth Power Amplifier Board combines advanced digital amplification with wireless convenience, delivering high-quality sound performance and reliable protection features. Its compact design and versatile connectivity options make it ideal for enhancing your audio projects, whether at home or on the go.