Versatile compatibility Designed to integrate seamlessly with various amplifier boards, this preamp enhances both home and professional audio systems. It simplifies upgrading or reconfiguring existing gear by providing a flexible tone shaping stage before amplification. Enhanced audio control XRA901 Tone Board Preamp offers dedicated adjustments for treble, bass, and volume, allowing precise tuning of your audio output. With independent controls for and low frequencies and overall level, you can tailor sound to your room, setup, or content. Key benefits Flexible integration with multiple amplifier boards to support a wide range of setups Clear, repeatable tone shaping with separate treble, bass, and volume controls Improves signal chain by adding controlled preamp tone shaping before power amplification Easy to adjust for different genres, room acoustics, and listening preferences What makes it stand out The XRA901 Tone Board Preamp provides dedicated, Easily adjustable controls for treble, bass, and volume Designed to work across various amplifier boards, reducing compatibility concerns during upgrades or builds Use scenarios Home audio upgrade: Insert the XRA901 into a stereo or home theater system to tailor music and movie soundtracks to your room's acoustics. Small studio or podcast setup: Use as a preamp to shape voice and musical content before final amplification for consistent, professionalsounding results. DIY amplifier project: Add this tone control stage to a custom build to explore and learn tone shaping with a practical, modular preamp solution.