NX 915-A is masterfully engineered from the ground up to deliver stellar audio performance for solo musicians, bands, and DJs. The combination of 1.75" compression driver, 15" woofer, two-channel 2100W amplifier, and a constant directivity waveguide produces coherent 100° x 60° coverage for the listening area with up to 131 dB SPL, distortion-free sound. Used stand-alone speaker for FOH system, satellite (with subwoofer), stage monitor, or flown speaker, the NX 915-A blends high-performance and reliability in a compact package. Blending RCF proprietary FiRPHASE and Bass Motion Control DSP processing, NX 9 Series speakers are perfectly tuned for each model, delivering absolute clarity and deep, powerful bass response. The tour-ready, rugged all-wood cabinet is easy to carry and secure to install on a pole-, flown-, wall-, or truss-mounted using the dedicated rigging points available.