CELESTION T5819 NEO 2-inch Neodymium Magnet 20-Watt 8 Ohm Compact Full Range Array Driver Woofer Rigid Aluminum Cone Weatherproof - AN2075 || FEATURES || * Brand : CELESTION || * Model Number : T5819 | AN2075 || * 2-inch neodymium magnet compact full range driver || * Square chassis profile for close coupling || * Integrated waveguide for greater HF dispersion || * Rigid aluminium cone || * Half roll elastomer surround || * Weatherproof || || SPECIFICATIONS || Nominal diameter : 50mm / 2in || Power rating : 20W || Continuous power rating : 40W || Rated impedance : 8Ω || Sensitivity : 80dB || Frequency range : 160-19,000Hz || Chassis type : Glass reinforced ABS || Magnet type : Neodymium || Voice coil diameter : 20mm / 0.75in || || SPECIFICATIONS || Former material : Polyimide || Cone material : Aluminium || Surround material : Elastomer || Suspension : Single || Gap height (Hg) : 3mm / 0.12in || VC winding height (Hvc) : 6mm / 0.24in || Additional impedances : 32Ω || || Packed Dimensions & Weight || Single pack size W x D x H : 90mm x 90mm x 65mm / 3.5in x 3.5in x 2.6in || Single pack weight : 200g / 0.4lb || Multi pack qty : 72 || Multi pack size W x D x H : 450mm x 350mm x 380mm / 17.6in x 13.8in x 15in || Multi pack weight : 10kg / 22lb || || Mounting Information || Overall size : 56.2x56.2mm / 2.2x2.2in || Overall depth : 43.5mm / 1.7in || Cut-out diameter : 51.1mm / 2.0in || Fitting : 4 x M4 holes || Mounting hole PCD : 62mm / 2.45in || Unit weight : 0.97kg / 0.2lb || PARAMETERS || Sd : 12.56cm2 / 1.95in2 || Fs : 153.4Hz || Mms : 1.49g / 0.05oz || Qms : 5.281 || Qes : 0.998 || Qts : 0.839 || Re : 5.33Ω || Vas : 1.51l / 0.05ft3 || BI : 2.71Tm || Cms : 0.72mm/N || Rms : 0.27kg/s || Le (at 1kHz) : 0.04mH || Xmax : 2.25mm / 0.09in ||