Alesis M1 Active 520 studio Monitors (Pair) excellent condition !

great pair of active speakers no amp required, give a clean crisp sound in all ranges tech specs 5 Inch low frequency woofer for clear bass and midrange 1” silk dome tweeter for clear highs without ear-fatiguing harshness High-precision drivers offer lower distortion and smoother frequency response Acoustical waveguide for superior imaging with minimal diffraction 1” thick front baffle virtually eliminates speaker resonance 1/4” TRS connector with volume control Low Frequency Density Switch for acoustic space adjustment of the monitors Rear port design provides deep bass extension & increased SPL Hi, Mid, and Low Frequency EQ switches to accommodate user preference and sub-woofers Top mounted, integrated Power Switch/Clip Light Bar Magnetically shielded for close placement to video monitors in computer based music production studios