In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. Designed for use in personal music production systems, the MSP3 Powered Monitor Speaker is a 2-way powered monitor speaker system that delivers quality audio and excellent cost performance. Units feature a built-in 20-watt amplitfier that drives both the 4" come and 7/8" tweeter. Each monitor is equipped with a balanced XLR imput for direct compatibility with professional equipment. Sold individually.