PA-50 is a multi-purpose 50-watt, 2 channels amplifier with 6.5-inch very sensitive woofer and 1-inch tweeter. NUX PA-50 is a powered monitor designed for e-drums, vocals, keyboards, acoustic and electric instruments. Being a full range powered monitor, PA-50 can fully present the richness of tone characteristic of all kinds of instruments. Dual channel input, 3-band equalizer, 1" tweeter and 6.5" woofer, PA-50 is perfect for small gigs, studio recording or even living stage performance.