{"product_id":"ds18-eqx7-7-band-car-equalizer-with-auto-hi-lo-converter-dual-rear-inputs-8v-outputs","title":"DS18 EQX7 7-Band Car Equalizer with Auto Hi\/Lo Converter, Dual Rear Inputs \u0026 8V Outputs","description":"\u003cb\u003eDS18 EQX7 is a compact, seven-band vehicle equalizer and crossover with an auto hi\/lo line selector, dual rear inputs, and 8V front\/rear\/sub outputs for integrating aftermarket amps with factory stereos.\u003c\/b\u003e\n\n\u003cp\u003eEngineered for mobile audio enthusiasts and installers, the DS18 EQX7 lets you shape frequency response on the fly from inside your vehicle while providing clean line-level signals to amplifiers. It combines a seven-band EQ, an internal subwoofer crossover, gold-plated RCA connectors, and a built-in hi\/lo converter so you can add amps to stock radios without extra converters. The EQX7’s small footprint fits most dash or under-seat locations while delivering high signal-to-noise performance and up to 8 volts output for stronger amplifier input levels.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the EQX7 improve sound clarity when installed with a factory radio?\u003c\/h3\u003e\n\u003cp\u003eThe EQX7 converts speaker-level signals to line-level and corrects frequency imbalances that factory radios often leave unaddressed. By giving you seven adjustable bands and a dedicated sub output, you can reduce muddiness, tighten bass, and bring forward vocals and instruments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto hi\/lo line selector for safe integration with factory outputs\u003c\/li\u003e\n  \u003cli\u003eSeven bands (50Hz–16kHz) with ±12dB boost\/cut and extended sub range\u003c\/li\u003e\n  \u003cli\u003eGold-plated RCA jacks for improved signal transfer and reduced corrosion\u003c\/li\u003e\n  \u003cli\u003e8V maximum output for better headroom into aftermarket amplifiers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat controls and crossover options are available on the EQX7?\u003c\/h3\u003e\n\u003cp\u003eThe unit provides seven front-panel rotary controls tuned to common musical bands plus an internal electronic subwoofer crossover. Sub frequencies get extended adjustment and a fixed 18dB\/octave slope available at two selectable crossover points to help you balance the low end without overlap or phase confusion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeven frequency bands: 50Hz, 125Hz, 320Hz, 750Hz, 2.2kHz, 6kHz, 16kHz\u003c\/li\u003e\n  \u003cli\u003eSubwoofer crossover fixed at 60Hz or 120Hz with an 18dB\/octave slope\u003c\/li\u003e\n  \u003cli\u003eBoost\/cut range: up to ±12dB (expanded subwoofer range)\u003c\/li\u003e\n  \u003cli\u003eReal-time, in-vehicle adjustment using top-mounted controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich technical specs affect installation and compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe EQX7 is designed to work across typical car electrical systems and match a wide range of aftermarket amplifiers. Its input and output impedances, low distortion, and wide frequency response make it suitable for both professional installs and DIY upgrades.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFrequency response: 10Hz–50kHz ±1dB for full-range fidelity\u003c\/li\u003e\n  \u003cli\u003eMaximum output voltage: 8V; signal-to-noise ratio: 100dB\u003c\/li\u003e\n  \u003cli\u003eTHD: 0.005% and stereo separation ~82dB @1kHz\u003c\/li\u003e\n  \u003cli\u003eOperating voltage: 11–15V DC; compact dimensions: 7\" x 4.40\" x 1.18\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the EQX7 simplify adding amplifiers and subwoofers?\u003c\/h3\u003e\n\u003cp\u003eThe built-in hi\/lo converter automatically handles speaker-level inputs so you can feed amplifiers without extra adapters. The dedicated subwoofer output and selectable crossover let you route low frequencies cleanly to a sub amp while maintaining separate front and rear outputs for amp channels.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto hi\/lo selector eliminates the need for separate line converters\u003c\/li\u003e\n  \u003cli\u003eSeparate front, rear, and sub outputs at up to 8V for robust amplifier input levels\u003c\/li\u003e\n  \u003cli\u003eTwo rear inputs (Main and Aux) allow multi-source integration\u003c\/li\u003e\n  \u003cli\u003eLow noise design preserves dynamic headroom for better amplifier response\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The DS18 EQX7 is aimed at car audio enthusiasts, installers, and anyone upgrading a factory stereo to include aftermarket amplifiers and subwoofers. If you want hands-on tonal control from inside the vehicle, expect higher line-level output for driving amps, and prefer a compact, installer-friendly unit with built-in hi\/lo conversion, the EQX7 is a practical choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can the EQX7 connect directly to factory speaker outputs?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the EQX7 includes an auto hi\/lo converter so it accepts speaker-level inputs without a separate adapter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the unit provide a subwoofer crossover?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it features a fixed 18dB\/octave electronic crossover selectable at 60Hz or 120Hz for the sub output.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":48449163886749,"sku":"B08LXLMN38","price":133.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/ds18-eqx7-front-panel.jpg?v=1781628527","url":"https:\/\/nexoltic.com\/products\/ds18-eqx7-7-band-car-equalizer-with-auto-hi-lo-converter-dual-rear-inputs-8v-outputs","provider":"Nexoltic","version":"1.0","type":"link"}