The Vevor under-seat car subwoofer delivers powerful bass in a compact low-profile design that fits neatly beneath most vehicle seats. Its built-in amplifier provides 120W RMS and up to 240W peak output for fuller, more immersive sound. High-level and low-level input support makes it compatible with a wide range of factory and aftermarket audio systems. An aluminum alloy housing and built-in protection features help support reliable long-term performance in cars, trucks, SUVs, and RVs.