PreSonus StudioLive 18sAI Powered Subwoofer

PreSonus StudioLive 18sAI Powered Subwoofer The PreSonus StudioLive 18sAI is a professional powered 18-inch subwoofer designed for live sound, DJ systems, houses of worship, rehearsal spaces, and portable PA use. It delivers strong low-frequency output with built-in amplification, onboard DSP control, and flexible balanced audio connections. This is a serious powered sub for anyone looking to add deep, clean bass extension to an active PA system without needing a separate amplifier or external crossover. Key Features 18-inch powered subwoofer 1,000-watt Class D amplifier Active Integration DSP processing Balanced XLR/TRS combo inputs Balanced XLR outputs Mono summing option Adjustable sub level control Selectable DSP contour modes Polarity control Rugged road-ready cabinet Ethernet control connection Optional networking/Dante expansion capability Specifications Model: PreSonus StudioLive 18sAI Type: Powered active subwoofer Driver: 18-inch ferrite low-frequency driver Amplifier Power: 1,000 watts Class D DSP: 32-bit floating point / 96 kHz processing Inputs: 2 x balanced XLR/TRS combo inputs Outputs: 2 x balanced XLR outputs Controls: Sub level, DSP contour, alignment delay, polarity, network setup Connectivity: USB service port, Ethernet control port Condition This unit is in good used working condition. It shows normal cosmetic wear from transport and use, including some scuffs and scratches around the rear panel and cabinet edges. It has been tested and is working properly. Why Buy This Subwoofer? The StudioLive 18sAI is a great option if you need a powerful, self-contained subwoofer for a PA system. The built-in amplifier and DSP make setup easier than using a passive sub with an external amp, while the balanced inputs and outputs make it easy to integrate with powered speakers, mixers, and live sound systems. It is especially well suited for DJs, small venues, bands, event systems, churches, and anyone needing strong low-end reinforcement in a portable powered setup.