Memphis Audio 15-MCX4 4" Coaxial Speakers With In-line Crossover - PairMemphis is built on a foundation of respect for music and passion for great audio. Our MClass line is a representation of the city that birthed rock and roll and served as an influence to all modern music. MClass provides exceptional sound quality and reproduction that elevates your expectations of what great audio sounds like. Turn up the dial and let MClass sound open your eyes to what quality audio and the heart and soul of Memphis is all about. M-Class coaxial speakers are designed with high performance audio enthusiasts in mind. M-Class speakers are the perfect upgrade for an audio system requiring exceptional clarity and rich full sound. Our line of coaxial speakers are sized to fit most applications making them a perfect solution for discerning audiophiles looking for a serious upgrade. The M-Clip crossover mounting system is a unique feature that allows for quick and easy crossover mounting directly to the back of the speaker or other location keeping the crossover securely mounted in the intended location. Features: Carbon fiber cone MClip crossover mounting solution 0/-3dB tweeter adjustment Swivel mount tweeter 2 -Way passive crossover with tweeter protection Specifications: Size (in) 4" RMS Power (w) 30 Peak Power 60 Sensitivity (dB) 87 Mounting Depth (in) 1.75 Magnet Size (oz) 5 Warranty 2 year Grill included