Specifications Nucelus Micro Frequency Response 80Hz to 18Khz Sensitivity 89 dB/w Nominal Impedance 8 Ohms Power Handling 100 Watts Height on WallflowerT Stand (option) 36" Driver 3" full range Crossover None Dimensions 4" Sphere Weight 795g Cone Material Mical Polypropylene Compound Enclosure Material Mild Steel Specifications TR-1 Subwoofer Frequency Response 20Hz - 180Hz Power 100 watts Class A/B Phase continuously variable Low pass 40 - 180Hz, continuously variable High pass 80Hz fixed, only on high-level output Bass EQ -3dB, 0, +3dB Power on/off rocker switch Dimensions: 10.75" W x 12" H x 13.5" D Weight 15Kg Connections RCA i/o ports, 5-way i/o ports