{"product_id":"stetsom-hl-400-4-class-d-full-range-amplifier-4-channel-400-watts-rca-input-and-high-wire-input-variable-crossover","title":"Stetsom HL 400.4 Class D Full Range Amplifier 4 Channel 400 Watts, RCA Input and High Wire Input, Variable Crossover","description":"\u003cp\u003eLooking for more volume without distortion? The Stetsom HL 400.4 4-channel amplifier puts out plenty of clean power.\u003c\/p\u003e\u003ch3\u003eAt a glance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eChannels: 4\u003c\/li\u003e\n\u003cli\u003eClass D\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDetails\u003c\/h3\u003e\u003cp\u003eDeveloped for those seeking high performance and sound fidelity in automotive amplifiers.\u003c\/p\u003e \u003cp\u003eThe HL400.4, is a 400W RMS product with 4 CHANNELS and great installation versatility.\u003c\/p\u003e \u003cp\u003eIt offers independent front and rear channels such as LEVEL to adjust the input signal level and Crossover, allowing you to choose between LOW-PASS, HIGH-PASS or FLAT (FULL-RANGE) operation.\u003c\/p\u003e \u003cp\u003eIntroducing the \u003cstrong\u003eHL400.4\u003c\/strong\u003e, the latest audio amplifier in the \u003cstrong\u003eHIGH LINE\u003c\/strong\u003e family!\u003c\/p\u003e \u003cp\u003eThe \u003cstrong\u003eHL400.4\u003c\/strong\u003e is designed to deliver exceptional performance with superior audio quality even with its compact size. With 4 channels of amplified outputs and frequency response from \u003cstrong\u003e5Hz to 24Khz\u003c\/strong\u003e, it offers flexibility for use in \u003cstrong\u003eSTEREO or BRIDGE\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003eIdeal for complete audio systems, such as coaxial speakers, triaxial speakers, subwoofers, woofers, drivers or tweeters, it offers the versatility to use a single amplifier.\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eHD Audio Processing:\u003c\/strong\u003e Enjoy precise, high-fidelity audio reproduction, with well-defined mids and clear highs.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCROSSOVER Controls:\u003c\/strong\u003e The amplifier features CROSSOVER switches, allowing precise frequency adjustments to meet specific system needs.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCH1 \u0026amp; CH2 CHANNELS (MODES):\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eFLAT: No frequency cuts L.P.F: 90Hz frequency (fixed)\u003c\/p\u003e \u003cp\u003eH.P.F: 90Hz frequency (fixed)\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eCH3 \u0026amp; CH4 CHANNELS (MODES):\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eFLAT: No frequency cuts\u003c\/p\u003e \u003cp\u003eL.P.F: Frequency from 30Hz to 75Hz (variable) + 14dB Bass Boost (Output with low frequency adjustment, ideal for use with SUBWOOFER)\u003c\/p\u003e \u003cp\u003eH.P.F: 90Hz frequency (fixed)\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eBRIDGE mode for STRONG BASS: \u003c\/strong\u003eBy joining two channels, the amplifier operates in BRIDGE mode, doubling the power available to power SUBWOOFERS or other demanding components.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eRobust and insulated connectors:\u003c\/strong\u003e The connectors were designed to offer a safe and reliable connection, with an insulating ABS finish to protect the installation.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e+ TECHNOLOGY + COMPACT + STETSOM\u003c\/strong\u003e\u003c\/p\u003e \u003ch3\u003eTECHNICAL SPECIFICATIONS\u003c\/h3\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eCHARACTERISTICS\u003c\/th\u003e \u003cth\u003eHL400.4 – 2 OHMS\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eNumber of Channels\u003c\/td\u003e \u003ctd\u003e4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRMS Power\u003c\/td\u003e \u003ctd\u003e400W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRMS Power at 2 Ohm 13.8V\u003c\/td\u003e \u003ctd\u003e4 x 100W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRMS Power at 4 Ohm 13.8V\u003c\/td\u003e \u003ctd\u003e4 x 60W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRMS Power at 2 Ohm 14.4V\u003c\/td\u003e \u003ctd\u003e4 x 105W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eRMS Power at 4 Ohm 14.4V\u003c\/td\u003e \u003ctd\u003e4 x 70W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003ePower @ 13.8V Bridge 4 Ohms\u003c\/td\u003e \u003ctd\u003e2 x 200W\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSupply Voltage\u003c\/td\u003e \u003ctd\u003e9V ~15V DC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eFrequency Response\u003c\/td\u003e \u003ctd\u003e5Hz ~ 24KHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSignal to Noise\u003c\/td\u003e \u003ctd\u003e\u0026gt;90dB\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eInput Sensitivity\u003c\/td\u003e \u003ctd\u003eRCA: 200mV \/ FIO: 1.5V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eInput Impedance\u003c\/td\u003e \u003ctd\u003eRCA: 5K Ohms \/ FIO: 1K Ohms\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eImpedance Output\u003c\/td\u003e \u003ctd\u003eSTEREO: 2 OHMS \/ BRIDGE: 4 OHMS\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eConsumption with Signal Musical\u003c\/td\u003e \u003ctd\u003e17A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eConsumption with Signal Bass\u003c\/td\u003e \u003ctd\u003e34A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDimensions (H x W x D) mm\u003c\/td\u003e \u003ctd\u003e50 x 125 x 124 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eWeight Kg\u003c\/td\u003e \u003ctd\u003e520g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eUPC\u003c\/td\u003e \u003ctd\u003e7897748705686\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\u003ch3\u003eWhy buy from Stereo-Needs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFree shipping on every order\u003c\/li\u003e\n\u003cli\u003eFamily business with 20+ years selling car audio and 429,000+ items sold on eBay (99.9% positive)\u003c\/li\u003e\n\u003cli\u003eNot sure it fits your vehicle or system? Call or text 951-497-3497 before you order\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Stetsom","offers":[{"title":"Default Title","offer_id":67692897009773,"sku":"STE-HL400.42","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0841\/0657\/5981\/files\/2_10cc0f73-faad-436f-bf23-74e61e1ac666.png?v=1791611447","url":"https:\/\/stereoneeds.com\/products\/stetsom-hl-400-4-class-d-full-range-amplifier-4-channel-400-watts-rca-input-and-high-wire-input-variable-crossover","provider":"Stereo-Needs","version":"1.0","type":"link"}