{"product_id":"memphis-prx624-6-1-2in-selectable-4-or-2-ohm-component-subwoofer","title":"Memphis PRX624 6-1\/2in Selectable 4 or 2 Ohm Component Subwoofer","description":"\u003cp\u003eOur review of the Memphis PRX624 looks at a compact component subwoofer aimed at drivers who need tighter, controlled bass without a huge enclosure. In practical use the PRX624 stands out for its clear low-end focus and selectable impedance, which makes it easy to pair with a variety of amplifiers. The biggest reason to consider this subwoofer is its balance of usable power handling and a focused frequency range, delivering impactful bass between 50 and 150Hz that complements small to medium car systems rather than overwhelming them.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSelectable Impedance:\u003c\/strong\u003e The ability to switch between 4 or 2 ohm makes matching the PRX624 to different amplifiers straightforward and flexible for system builders.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSensitivity 82dB:\u003c\/strong\u003e Moderately efficient sensitivity helps the subwoofer reproduce bass with reasonable output without requiring extremely high amplifier power.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFrequency Response 50 - 150Hz:\u003c\/strong\u003e The focused frequency range prioritizes low-frequency impact and clarity, which suits music that benefits from tight sub-bass and punchy mid-bass.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e150W RMS Handling:\u003c\/strong\u003e A 150W continuous power rating provides dependable performance for daily listening at moderate volumes while keeping distortion under control when properly powered.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e300W Peak Capacity:\u003c\/strong\u003e Short-term peaks up to 300W allow the sub to handle occasional dynamic transients without immediate failure.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2in Port Diameter:\u003c\/strong\u003e The port is sized to support the intended tuning and helps maintain consistent airflow for cleaner bass in sealed or small ported enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe PRX624 is best for car audio enthusiasts building a compact component sub system where space is limited and the goal is tighter, musical bass rather than extreme SPL. It suits users with small to medium vehicles or those pairing the driver with a modest amplifier around the 100-200W RMS range who want predictable, repeatable low-frequency performance.\u003c\/p\u003e\n\u003cp\u003eThose seeking earth-shaking, room-rattling output or very deep extension below 50Hz should look elsewhere; the PRX624 is tuned for controlled response and integration with full-range speakers rather than maximum boom. Also, buyers who need high sensitivity for very low-power factory amps may find the 82dB rating modest compared with other designs.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSelectable 4 or 2 ohm impedance simplifies matching to a wide range of amplifiers and wiring configurations.\u003c\/li\u003e\n \u003cli\u003eFocused 50-150Hz response produces tight, musical bass that integrates well with component systems.\u003c\/li\u003e\n \u003cli\u003eReasonable 150W RMS handling and 300W peak give dependable daily performance when paired correctly.\u003c\/li\u003e\n \u003cli\u003eCompact design and 2in port help in tight enclosures where controlled airflow is important.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSensitivity of 82dB is moderate, so very high output may require a stronger amplifier.\u003c\/li\u003e\n \u003cli\u003eLimited low-end extension below 50Hz means it is not ideal for extreme deep-bass enthusiasts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eDriver Size\u003c\/td\u003e\n\u003ctd\u003e6-1\/2in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e82dB\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e50 - 150Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePower Handling (RMS)\u003c\/td\u003e\n\u003ctd\u003e150W\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePeak Power Handling\u003c\/td\u003e\n\u003ctd\u003e300W\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePort Diameter\u003c\/td\u003e\n\u003ctd\u003e2in\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSelectable Impedance\u003c\/td\u003e\n\u003ctd\u003e4 or 2 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Memphis PRX624 is a practical choice for drivers who want controlled, musical bass from a compact component subwoofer and flexible impedance options for amplifier matching. It delivers good value for buyers focused on integration and clarity rather than maximum low-frequency extension, and performs reliably when paired with a modest amplifier in small to medium vehicles.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan the impedance be changed to match any amplifier?\u003c\/strong\u003e\u003cbr\u003eThe selectable 4 or 2 ohm setting allows basic matching to most car amplifiers and wiring schemes, but check your amp's recommended load range first.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this subwoofer suitable for a small sealed box?\u003c\/strong\u003e\u003cbr\u003eYes, the PRX624 is suitable for compact sealed or small ported enclosures thanks to its focused 50-150Hz response and 2in port diameter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat amplifier power is recommended?\u003c\/strong\u003e\u003cbr\u003ePairing with an amplifier in the 100-200W RMS range will yield good results; its 150W RMS rating provides a practical target for reliable performance.\u003c\/p\u003e","brand":"Memphis","offers":[{"title":"Default Title","offer_id":48261668831451,"sku":"B09JHNT41H","price":69.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71iMjB6s9mL._AC_SL1500.jpg?v=1778279449","url":"https:\/\/gearmusthave.com\/products\/memphis-prx624-6-1-2in-selectable-4-or-2-ohm-component-subwoofer","provider":"GearMustHave","version":"1.0","type":"link"}