Smallest, most powerful amplifier version yet - 4 1/2in. x 4in. x 1.7in. Form factor allows fitment of up to 2 in an FLHT, four in an FLTr. 300W version: 150W of continuous power @ 4 ohms and 300W @ 2 ohms. High and low level input. Regulated Class-D makes efficient power, low heat. Clean audio power without taxing the charging system. Standard interfaces for universal applications. Built-in crossovers for complete customization. RC-Link Remote Control and linking compatible. 2 oz copper clad circuit boards, gold immersion. Conformal coated against corrosion and moisture. Kit Includes: 2 channel expandable amplifier, one High-Level Input Harness and one speaker output terminal plug. 1 year manufacturers warranty. Made in the USA.