Seventour ultra-slim subwoofer with built-in amplifier will enhance any car and deliver an amazing bass experience. Thanks to its compact design, it easily fits under the seat, and its peak power of 800W provides thrilling sound. It features a personalized spider speaker protection system and a ring-style colored LED lighting design. You can customize the color and transitions via a mobile app, while the wired remote control also adjusts bass volume. The LEDs light up when the engine starts, creating a cool atmosphere. The die-cast aluminum housing ensures excellent heat dissipation and reliable operation. It supports both high-level and low-level inputs, making it compatible with various car stereo systems and head units.