Presonus StudioLive 312AI, 3-way coaxial, powered PA speaker with 12" ferrite woofer, 8-inch midrange driver and 1.75-inch titanium compression driver configured in unique coaxial design, Temporal Equalization and Coaxial Speaker Coherence Alignment technology, Full-range systems driven by 2000W of triamped, Class D amplification, Active Integration 32-bit, 96kHz DSP, Wired or wireless remote control of all setup, tuning, and monitoring functions via iPad or laptop, XLR/TRS combo input; XMAX Class A mic preamp; 12V phantom power, diameters: 60,4 x 48,3 x 50,9 cm, 23,2 kg