{"product_id":"rel-s-550-powered-subwoofer","title":"REL - S\/550 - Powered Subwoofer","description":"\u003cdiv style=\"font-size:14px; font-family:Arial, Helvetica, sans-serif; line-height:1.6; color:#222;\"\u003e \u003cp\u003e REL S\/550 brings the speed, scale, and refinement of the acclaimed Serie S lineup into a more compact form factor, making it an ideal choice for medium-sized listening rooms and home theaters. Combining a powerful 550-watt amplifier, advanced CarbonAlloy driver technology, and deep low-frequency extension, S\/550 delivers authoritative bass performance while preserving the nuance, transparency, and musicality expected from a high-end REL subwoofer. \u003c\/p\u003e \u003cp\u003e Designed to excel with both music and cinema, S\/550 offers lightning-fast transient response, exceptional tonal balance, and impressive low-frequency depth. Whether used individually, in stereo pairs, or as part of a REL Line Array system, it provides a level of performance that far exceeds its physical footprint. \u003c\/p\u003e \u003ch3 style=\"color:#f39c12; font-size:14px; margin-bottom:6px;\"\u003e \u003cstrong\u003eDESIGN\u003c\/strong\u003e \u003c\/h3\u003e \u003cp\u003e S\/550 features a completely redesigned cabinet that is larger internally while appearing visually lighter and more elegant. Horizontal side strakes, sculpted elliptical returns, and premium metallic accents create a sophisticated appearance that complements modern high-performance systems. \u003c\/p\u003e \u003cp\u003e Enhanced internal bracing increases rigidity while reducing cabinet resonances, allowing the drivers and amplifier to perform at their highest level. Front-rail leveling adjusters simplify installation on uneven flooring, while optional Premium Wood Grilles offer an additional level of customization for discerning owners. \u003c\/p\u003e \u003ch3 style=\"color:#f39c12; font-size:14px; margin-bottom:6px;\"\u003e \u003cstrong\u003eDRIVER\u003c\/strong\u003e \u003c\/h3\u003e \u003cp\u003e At the heart of S\/550 is a newly developed 10-inch CarbonAlloy active driver utilizing a lightweight cone structure capped with pure carbon fiber. The redesigned suspension system provides increased excursion capability, improved control, and greater dynamic output while maintaining exceptional speed and articulation. \u003c\/p\u003e \u003cp\u003e Supporting the active driver is a redesigned 12-inch down-firing passive radiator constructed from advanced carbon fiber, glass fiber, and closed-cell foam materials. The passive radiator is significantly stiffer and lighter than previous designs and is capable of more than 2.4 inches (60mm) of travel, extending bass depth, authority, and dynamic impact. \u003c\/p\u003e \u003ch3 style=\"color:#f39c12; font-size:14px; margin-bottom:6px;\"\u003e \u003cstrong\u003eAMPLIFIER\u003c\/strong\u003e \u003c\/h3\u003e \u003cp\u003e Powering S\/550 is a 550-watt Pure Class D amplifier capable of delivering more than 600 watts continuously under demanding conditions. Featuring REL's second-generation PerfectFilter technology and premium polypropylene capacitors derived from the company's Reference Series products, the amplifier delivers remarkable bass extension, transparency, and control. \u003c\/p\u003e \u003cp\u003e REL's fully analog input filter architecture includes the renowned High-Level connection alongside low-level RCA and XLR inputs, ensuring seamless integration into both audiophile stereo systems and high-performance home theaters. REL's unique ability to run High-Level and .1\/LFE connections simultaneously allows optimal performance for both music and movies without compromise. \u003c\/p\u003e \u003ch3 style=\"color:#f39c12; font-size:14px; margin-bottom:6px;\"\u003e \u003cstrong\u003eWIRELESS\u003c\/strong\u003e \u003c\/h3\u003e \u003cp\u003e S\/550 is compatible with REL's optional AirShip Direct wireless system. Unlike conventional wireless solutions, AirShip Direct transmits both High-Level and .1\/LFE signals simultaneously while preserving the speed, transparency, dynamics, and tonal integrity required for true high-end performance. \u003c\/p\u003e \u003ch3 style=\"color:#f39c12; font-size:14px; margin-bottom:6px;\"\u003e \u003cstrong\u003eWHAT'S IN THE BOX\u003c\/strong\u003e \u003c\/h3\u003e \u003cul style=\"margin-top:0;\"\u003e \u003cli\u003eS\/550 Subwoofer\u003c\/li\u003e \u003cli\u003ePower Cord\u003c\/li\u003e \u003cli\u003e32 ft. Neutrik Speakon Cable\u003c\/li\u003e \u003cli\u003eCloth Grille\u003c\/li\u003e \u003cli\u003eLine Array Mounting Hardware\u003c\/li\u003e \u003cli\u003eUser Manual \u0026amp; Warranty Information\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cem\u003e*Premium Wood Grille sold separately and not included with the subwoofer.\u003c\/em\u003e \u003c\/p\u003e \u003ch3 style=\"color:#f39c12; font-size:14px; margin-bottom:6px;\"\u003e \u003cstrong\u003eSPECIFICATIONS \/ DIMENSIONS\u003c\/strong\u003e \u003c\/h3\u003e \u003cp\u003e \u003cstrong\u003eType:\u003c\/strong\u003e Front-Firing Active Driver, Down-Firing Passive Radiator\u003cbr\u003e \u003cstrong\u003eActive Driver:\u003c\/strong\u003e 10 in. (250mm) Long-Throw CarbonAlloy Cone Structure, Die-Cast Alloy Chassis\u003cbr\u003e \u003cstrong\u003ePassive Radiator:\u003c\/strong\u003e 12 in. (305mm) Carbon\/Carbon Flat Cone Structure, Steel Chassis\u003cbr\u003e \u003cstrong\u003eAmplifier Power:\u003c\/strong\u003e 550 Watts RMS\u003cbr\u003e \u003cstrong\u003eAmplifier Type:\u003c\/strong\u003e Linear Class D\u003cbr\u003e \u003cstrong\u003eLow Frequency Extension:\u003c\/strong\u003e -6dB at 19Hz\u003cbr\u003e \u003cstrong\u003eInputs:\u003c\/strong\u003e High Level Neutrik Speakon, Dual RCA Low Level, LFE RCA, LFE XLR\u003cbr\u003e \u003cstrong\u003eOutputs:\u003c\/strong\u003e High Level Neutrik Speakon, Low Level RCA, LFE RCA, LFE XLR\u003cbr\u003e \u003cstrong\u003eWireless Capability:\u003c\/strong\u003e REL AirShip Direct (Sold Separately)\u003cbr\u003e \u003cstrong\u003eAvailable Finishes:\u003c\/strong\u003e Piano Black Lacquer, Gloss White Lacquer\u003cbr\u003e \u003cstrong\u003eFinish:\u003c\/strong\u003e 8-Coat High Gloss Lacquer\u003cbr\u003e \u003cstrong\u003eProtection System:\u003c\/strong\u003e Fully Electronic Set Safe\u003cbr\u003e \u003cstrong\u003eD.C. Fault Protection:\u003c\/strong\u003e Yes\u003cbr\u003e \u003cstrong\u003eOutput Short Protection:\u003c\/strong\u003e Yes\u003cbr\u003e \u003cstrong\u003eMains Voltage:\u003c\/strong\u003e 220-240V \/ 110-120V Depending on Market\u003cbr\u003e \u003cstrong\u003eFuse Rating:\u003c\/strong\u003e 8 Amp Semi Delay (220V), 15 Amp Semi Delay (120V)\u003cbr\u003e \u003cstrong\u003eIncluded High-Level Cable:\u003c\/strong\u003e 10 Meter (32 ft.) Neutrik Speakon\u003cbr\u003e \u003cstrong\u003eDimensions (W x H x D):\u003c\/strong\u003e 17.5 x 14.75 x 19.75 in. (445 x 372 x 500 mm)\u003cbr\u003e \u003cstrong\u003eNet Weight:\u003c\/strong\u003e 68 lbs. (31 kg) \u003c\/p\u003e \u003c\/div\u003e","brand":"REL Acoustic","offers":[{"title":"Black \/ Cloth (Included)","offer_id":51812333748512,"sku":null,"price":3299.0,"currency_code":"USD","in_stock":true},{"title":"Black \/ Premium Wood","offer_id":51812417306912,"sku":null,"price":3695.0,"currency_code":"USD","in_stock":true},{"title":"White \/ Cloth (Included)","offer_id":51812333781280,"sku":null,"price":3299.0,"currency_code":"USD","in_stock":true},{"title":"White \/ Premium Wood","offer_id":51812417339680,"sku":null,"price":3695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/3728\/1568\/files\/imgi_88_Copy_of_S550_Black_Three_Quarter_Cloth_Grill.png?v=1781027224","url":"https:\/\/salon1audio.com\/products\/rel-s-550-powered-subwoofer","provider":"Salon 1 Audio","version":"1.0","type":"link"}