The Numark NPM5 Active 5" Studio Monitors are a self-contained, active speaker system with built-in amplifiers so all you need to do is plug in your system and you're ready to rock. The self-amplified system produces 20 watts of power for exceptional sound in an economical package. You can control the system's level, bass, and treble for the perfect response for the room you're in. NPM5 monitor speakers work with virtually all DJ and music equipment thanks to a standard RCA input. You can even use them in computer-based music studios and setups thanks to their drivers' magnetic shielding.