Dayton Audio KABT-250 Amplifier Board

The Dayton Audio KABT-250 Amplifier Board is a compact and versatile solution for integrating high-quality Bluetooth audio into custom speaker builds. Designed for DIY enthusiasts and professionals alike, this DSP-equipped module delivers exceptional sound performance in a remarkably small footprint. Whether you are upgrading a vintage radio, constructing a portable boombox, or adding wireless streaming to a home theatre system, this board simplifies the process without compromising on audio fidelity.

At the heart of the KABT-250 is a powerful DSP engine that ensures clean and precise sound reproduction, boasting a signal-to-noise ratio of 92 dB for minimal background noise. The frequency response spans from 22 to 22,000 Hz (±3 dB), capturing the full audible spectrum with impressive accuracy. Distortion is kept to a mere 0.02% at 8 Ω and 10W, guaranteeing transparent playback even at moderate volumes. The board supports a minimum load of 2 Ω in mono mode, offering flexibility for various speaker configurations. Input options include a 3.5 mm AUX jack and an external line-in, while mounting is straightforward with holes spaced 84 x 61 mm and a diameter of 3.5 mm. Measuring just 9.1 x 6.8 x 1.7 cm, this amplifier board is an ideal choice for space-constrained projects that demand high-performance audio.