Introducing the 400 Watt Hi-Fi Mono Amplifier Board, expertly designed and assembled to provide unparalleled audio performance. This powerful amplifier utilizes industry-standard 2SC5200 and 2SA1943 transistors, ensuring ultra-low distortion and noise levels. This board is versatile and compatible with both 4 & 8-ohm speakers, making it suitable for usage with speaker power ratings ranging from 100 to 600 watts. With a working voltage of ±18 to ±45 Volt DC, it's recommended to pair this amplifier with a 30-0-30 VAC transformer rated at 5-8 Amperes. Ideal for various applications, this amplifier board excels in amplifying musical instruments, making it a perfect choice for guitar, keyboard, and banjo amplification. Its compact design allows for seamless integration into speaker enclosures, transforming them into high-performance setups. As a subwoofer amplifier, it delivers powerful amplification of low-frequency sounds, making it ideal for enhancing audio in public address systems and large gatherings such as family functions and wedding parties. Experience music like never before—clear and engaging, with a frequency response from 20 Hz to 50 KHz. The thoughtfully designed board measures 130 mm x 82 mm (5 inches x 3.2 inches) and comes complete with a fully assembled amplifier board, a quick reference guide, and a circuit diagram for ease of use. Whether you’re setting up a home audio solution or requiring high-fidelity performance for professional audio setups, this amplifier delivers best-in-class performance for all your audio needs.

*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.