{"product_id":"led-light-bar-22","title":"LED light bar","description":"The Alpine SWR-12D4 is a 12-inch Type-R series subwoofer engineered to deliver powerful and accurate bass reproduction. The subwoofer boasts dual 4-ohm voice coils, offering versatile wiring options for various amplifier setups.\n\nWith a substantial maximum power handling of 3000 watts and a continuous RMS power handling of 1000 watts, the SWR-12D4 is capable of producing impressive low-frequency output. Its Thiele-Small parameters, including an Fs of 28 Hz and a Qts of 0.48, indicate suitability for both ported (BP4) and sealed enclosure designs, allowing for flexibility in system tuning. The reported sensitivity is 85 dB (1W\/1m).\n\nInstallation is facilitated by its 12-inch diameter and specific mounting dimensions: a total diameter of 321 mm, a cutout diameter of 275 mm, and a mounting depth of 162 mm. This ensures a relatively straightforward fit into many custom audio setups. The dual voice coil design also provides configuration options for impedance matching with your amplifier.","brand":"Alpine","offers":[{"title":"Default Title","offer_id":52686867759416,"sku":"SWR-12D4","price":264.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/660181221.jpg?v=1784877722","url":"https:\/\/store.motormia.co\/products\/led-light-bar-22","provider":"MOTORMIA","version":"1.0","type":"link"}