DS18 PU110A 10” Active Shallow Subwoofer Enclosure for Pickup Trucks Bass made easy! The PU110A is a powered under-seat subwoofer solution designed to give truck owners clean bass without a separate amplifier or bulky enclosures. Built with an integrated digital mono amp and loaded 10” subwoofer, this all-in-one setup makes getting LOUD easy! Amp + Sub in One Box With 350W RMS (700W MAX) of sub-bass power, the PU110A features a built-in Class D monoblock amp tuned specifically for the 10” shallow sub inside. It comes ready with high- and low-level inputs, RCA pass-through, auto turn-on functionality, and a bass knob remote for convenient level control. Designed for Tight Spaces Built for trucks and pickups, the PU110A tucks away easily under or behind your seat. The internal sealed enclosure is tuned to 45Hz (-3dB drop-off), giving you subsonic response from 30–250Hz. Smart Protection & Easy Setup Equipped with thermal, overload, short-circuit, and voltage protection, the PU110A is engineered for long life and worry-free performance. The quick-connect power terminal ensures fast and clean installation, and its removable design makes unplugging easy when you need to remove the enclosure. With an 8GA input and a standard 30A fuse, setup is simple. Adjustable phase and bass boost controls let you easily fine-tune the sound to get the perfect tone