19 in

Powered Subwoofer: Powerful 1000W peak with 12” low-frequency driver for sound and bass reinforcement. It has 350 Watts RMS/ 1000 Watts Peak; 12 inch woofer with 40oz magnet and 1.5" voice coil. Electronic crossover from 40Hz to 150Hz, XLR high pass output from 120Hz to 20KHz.XLR Input and Output: The system has XLR input and output jacks, which can easily for connecting signals from mixers or other amplifiers. It also has 3 DSP Presets-Monitor, DJLive, enables users to enjoy 3 types of sound features.Powerful Subwoofer with Side Handle Design: Built-in CLass-D amplifier ensures deep and thrilling stereo sound. Two side handles make it easy to transport and carry. Item weight: 45.8lbs; Item outer box dimension:22.6” x19” x22.8” Better Material to Reduce the Resonance: Super solid housing is made of plywood, which reduces the resonance generated by sound compared to plastic speaker, resulting in better sound quality and achieve distortion-free and accurate response.Wild Range of Usage: The SP-12X is portable and easy for transport, which is sutiable for parties, DJ gigs, weddings, meetings, speeches, churches, gymnastics, conferences, home theaters, etc.