Product Features: Remote Turn-On Module/Trigger. Used to turn on remote amplifiers. Perfect for adding a sub to a factory system. Great for high-powered OEM radios lacking remote output. Provides an amplifier switching solution for OEM radios having low-voltage or current-limited remote outputs. Can be activated directly from any speaker wire or low-level trigger lead. Incorporates a 2-3 seconds delay before triggering the output in all applications to prevent turn-on noise. Supplies 2 amps of current. Can drive multiple amps or a power antenna. Eliminates turn-on pop in aftermarket amplifiers. Can be activated by a low-level trigger lead or a speaker wire. Low input current requirement and non-inducing transients. Also found as: NVX XTRII, XTR1I, XTR11. 1-year Manufacturer's Warranty. . | Nvx | | XTRI1 Remote Turn On Module/Trigger | Best Buy