{"product_id":"dbtechnologies-vio-s218-dual-18-inch-active-subwoofer","title":"dBTechnologies VIO S218 Dual 18-Inch Active Subwoofer","description":"\u003cp\u003eThe dBTechnologies VIO S218 is a high-output dual 18-inch active bass-reflex subwoofer built for touring and large sound reinforcement systems. Two neodymium woofers with 4-inch voice coils deliver deep low-frequency impact, with usable bandwidth extending from 28 Hz to the selected crossover frequency.\u003c\/p\u003e\u003cp\u003eTwo Digipro G4 Class D amplifiers provide a combined 3200 W RMS output and a maximum SPL of 143 dB. Pair it with your VIO loudspeaker system for powerful bottom-end reinforcement, with onboard delay, polarity inversion and a cardioid stack preset to support flexible system configurations.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDual 18-inch neodymium woofers with 4-inch voice coils\u003c\/li\u003e\n\u003cli\u003eActive bass-reflex enclosure\u003c\/li\u003e\n\u003cli\u003e3200 W RMS amplification from two 1600 W RMS Digipro G4 Class D amplifiers\u003c\/li\u003e\n\u003cli\u003eMaximum SPL: 143 dB\u003c\/li\u003e\n\u003cli\u003eRDNet card installed for remote control via Aurora Net\u003c\/li\u003e\n\u003cli\u003eOptional Dante card upgrade, sold separately\u003c\/li\u003e\n\u003cli\u003eNFC proximity sensors and front LED identification system\u003c\/li\u003e\n\u003cli\u003eOnboard delay from 0 to 9.9 ms in 0.1 ms steps\u003c\/li\u003e\n\u003cli\u003eCardioid mode and polarity inversion controls\u003c\/li\u003e\n\u003cli\u003eSystem Test transducer diagnostics\u003c\/li\u003e\n\u003cli\u003eMultiplex plywood cabinet with polyurea finish\u003c\/li\u003e\n\u003cli\u003eRain cover included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFrequency response (-6 dB): 28 Hz to selected crossover frequency\u003c\/li\u003e\n\u003cli\u003eFrequency response (-10 dB): 27 Hz (HPF)\u003c\/li\u003e\n\u003cli\u003eDirectivity: omnidirectional\u003c\/li\u003e\n\u003cli\u003eDSP: 32 bit\u003c\/li\u003e\n\u003cli\u003eAD\/DA conversion: 24 bit \/ 96 kHz\u003c\/li\u003e\n\u003cli\u003eLimiters: peak, RMS and thermal\u003c\/li\u003e\n\u003cli\u003eCrossover: selectable 60–110 Hz plus full range, 8 steps\u003c\/li\u003e\n\u003cli\u003eCrossover output slope: 24 dB\/octave\u003c\/li\u003e\n\u003cli\u003eCooling: passive convection and internal fan\u003c\/li\u003e\n\u003cli\u003ePower supply: full-range SMPS with PFC, 100–240 V, 50–60 Hz\u003c\/li\u003e\n\u003cli\u003eBalanced XLR signal input and output\u003c\/li\u003e\n\u003cli\u003eUSB data service port\u003c\/li\u003e\n\u003cli\u003eRDNet RJ45 input and link\u003c\/li\u003e\n\u003cli\u003epowerCON TRUE1 mains input and output\u003c\/li\u003e\n\u003cli\u003ePolarity: 0 or 180 degrees\u003c\/li\u003e\n\u003cli\u003eTwo top pick points for a DRK-210 rigging frame\u003c\/li\u003e\n\u003cli\u003eDimensions (W x H x D), per manufacturer technical table: 1300 x 520 x 800 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 85.6 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"dB Technologies","offers":[{"title":"Default Title","offer_id":57589631484070,"sku":null,"price":166695.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/1646\/1222\/files\/FILOCAVSC8CXBCEILINGSPEAKER8INCHBLACK40W8OHM_f384e9d9-ffc7-4840-994f-1f5cece6d49a.png?v=1791462590","url":"https:\/\/soundselect.co.za\/products\/dbtechnologies-vio-s218-dual-18-inch-active-subwoofer","provider":"Sound Select ZA","version":"1.0","type":"link"}