Alesis M1 Active 520 (set)

* 5" low frequency woofer for clear bass and midrange * 3/4" silk dome tweeter for smooth, detailed highs without harshness * Bi-amplified design / tweeter – 25W, woofer – 50W for ultra accurate frequency separation * 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 * Magnetically shielded for close placement to video monitors in computer-based music production studios * XLR and 1/4" TRS input connectors with volume control * Low frequency density switch for acoustic space adjustment of the monitors * Rear port design provides deep bass extension and increased SPL * Hi, mid and low frequency EQ switches to accommodate user preference and sub-woofers * Top mounted, integrated power switch/clip light bar # Bi-amplified Design / Tweeter – 25W, woofer – 50W # Woofer. 5” lightweight, magnetically-shielded, ultra-stiff polypropylene cone with rubber surround and high power handling voice coil. # Tweeter. 3/4” silk dome with magnetic shielding. # Frequency Response. 56 Hz - 20 kHz # Crossover Frequency. 2.8 kHz # Signal-to-Noise Ratio. >100 dB below full output, unweighted. # Inputs. XLR and 1/4” supporting both balanced and unbalanced cabling. # Polarity. Positive signal on “+” pin creates forward cone displacement. # Input Impedance. 20k ohms balanced or 10k ohms unbalanced. # Input Sensitivity. 85 mV noise (pink) produces 90 dB(A) output SPL at 1 meter. Gain knob turned fully clockwise (maximum). # Dimensions (W x H x D). 6.5” x 10.5” x 7.75” / 16.5 cm x 26.7 cm x 19.7 cm # Net Weight (each speaker). 13.0 lbs / 6.0 kg