Designed for musicians, DJs, entertainers, houses of worship, discos, and other venues, the Crown XLi 3500 Stereo Power Amplifier Kit feature both RCA and XLR inputs as well as speakON and binding post outputs. The amplifier includes a user-selectable input sensitivity of 0.755V or 1.4V, stereo/parallel-bridge-mono modes, power/fault/signal presence/clip LED indicators, forced-air cooling, and protection against shorts, no-load, on/off thumps, and interference from radio frequencies in the environment. Drawing from over six decades of experience in building amplifiers, the unit is capable of delivering 1350W per channel at 4 ohms, 1000W per channel at 8 ohms, and 2700W at 8 ohms in bridged-mono mode. It comes with the Kopul CBT-12 is a professional-quality cable tester that allows users to test the continuity of a wide variety of cables with a single device. It quickly identifies connectivity and ground problems in some of the most frequently-used cables, and makes troubleshooting audio and studio setups fast and effortless. Plus a XLR-XLR cable. Box Contains Crown Audio XLi 3500 Stereo Power Amplifier Power Cable XLR-XLR Cable Kopul CBT-12 - 12-in-1 Cable Tester Removable Leads