{"product_id":"ds18-8pro300mb-4-8-mid-bass-loudspeaker-300-watts-4-ohm","title":"DS18 8PRO300MB-4 8\" Mid-Bass Loudspeaker 300  Watts 4-Ohm (each)","description":"\u003cdiv\u003e\n\u003cp\u003eThe DS18 8PRO300MB-4 is an 8-inch mid-bass loudspeaker built for car audio enthusiasts who need controlled, high-output mid-bass in pro audio or competition systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNominal Diameter\u003c\/b\u003e: 8 inches \/ 203 mm, sized for common door or custom enclosure applications while maintaining focused mid-bass projection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower Handling\u003c\/b\u003e: 150 W RMS and 300 W maximum, paired with a 1.5-inch CCAW voice coil on a Kapton former for sustained output without thermal compression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSensitivity\u003c\/b\u003e: 97 dB (1 W \/ 1 m), providing high acoustic output from moderate amplifier power in typical vehicle installs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFrequency Response\u003c\/b\u003e: 60 Hz–5 kHz with an 80 Hz recommended high-pass crossover, delivering clean mid-bass down to the crossover point while integrating smoothly with subwoofers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eImpedance\u003c\/b\u003e: 4 ohm nominal, allowing straightforward wiring into most multi-channel or bridged amplifier configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMotor Assembly\u003c\/b\u003e: 20 oz ferrite magnet with steel basket in satin black finish, yielding a 0.48 L displacement volume for compact box designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThiele-Small Parameters\u003c\/b\u003e: Qts 0.34, Vas 16.4 L, Fs 85 Hz, Xmax 9.8 mm, supporting sealed or vented alignments that emphasize punch and transient response.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis speaker suits dedicated mid-bass arrays or three-way front stages where vocal clarity and impact must remain distortion-free at high SPL levels. Its single-unit packaging and 3.6-inch mounting depth simplify retrofits into doors or custom pods without requiring major fabrication changes.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":49850242367716,"sku":null,"price":71.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/2522\/9028\/files\/8PRO300MB-4-FRONT_700x_3cf16158-4fbf-4ac6-be12-bbaf76cf1fc3.jpg?v=1789261682","url":"https:\/\/www.12voltoutlet.com\/products\/ds18-8pro300mb-4-8-mid-bass-loudspeaker-300-watts-4-ohm","provider":"12 Volt Outlet","version":"1.0","type":"link"}