KABD-230 / KABD-250 User GuideThe new Dayton Audio KABD series of boards leverages the convenience of Bluetooth 5.0 with aptX HDstreaming along with the powerful Analog Devices ADAU1701 DSP chip to allow for almost limitlesspossibilities for sound customization and still have the convenience of high quality Bluetooth streaming.Out of the box, basic customizations and volume control can be made by attaching the optionalpotentiometers, but to unlock the full potential of your amplifier, attach an ICP1 or KPX programmingboard to program your KABD amplifier with the SigmaStudio development tool from Analog Devices.This allows for limitless possibilities of EQ, limiting, bass enhancement, delays and more.This guide applies to the KABD-250 and KABD-230, which are 2-channel amplifiers that are identical infunction, with the KABD-250 being capable of 2x50 Watts, and the KABD-230 being capable of 2x30Watts. The only visual difference between the two is a large round heatsink in the middle of the KABD-250, and the KABD-230 does not have this heatsink.