{"product_id":"ds18-6-5-250w-rms-4-ohm-high-sensitivity-pro-neo-mid-loudspeaker-6pro500nmr-4","title":"DS18 6.5” 250W RMS 4-Ohm High-Sensitivity Pro Neo Mid Loudspeaker 6PRO500NMR-4","description":"\u003cul\u003e\n\u003cli\u003eEXTREME MIDRANGE OUTPUT: DS18 6PRO500NMR-4 delivers 250W RMS \/ 500W MAX with 103 dB sensitivity for aggressive, high-output sound and strong vocal projection.\u003c\/li\u003e\n\u003cli\u003eNEODYMIUM MOTOR EFFICIENCY: Lightweight neodymium magnet design increases efficiency, reduces weight, and improves overall performance in loud builds.\u003c\/li\u003e\n\u003cli\u003eCRISP VOCALS AND DETAIL: Wide 120Hz–17kHz frequency response ensures sharp vocal clarity and detailed midrange reproduction.\u003c\/li\u003e\n\u003cli\u003eBUILT FOR HIGH POWER HANDLING: Features a 1.5” Kapton voice coil, CCAW winding, copper demodulating ring, and cloth surround for durability and reduced distortion.\u003c\/li\u003e\n\u003cli\u003eEASY INSTALLATION FLEXIBILITY: Compact design with shallow 2.6” mounting depth makes it ideal for doors, custom panels, and pro audio setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003e\u003cstrong\u003eDS18 6.5\" 250W RMS 4-Ohm High-Sensitivity Pro Neo Mid Loudspeaker 6PRO500NMR-4\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003e(1) DS18 6.5\" Loudspeaker 6PRO500NMR-4\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cp\u003eThe DS18 6PRO500NMR-4 is a 6.5-inch high-sensitivity professional midrange speaker built for extreme output, sharp vocal clarity, and efficient performance. Designed with a lightweight neodymium motor, this speaker delivers serious sound while keeping weight low for performance-driven builds.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eHandling 250 watts RMS and 500 watts MAX, this 4-ohm midrange is engineered to cut through even the loudest systems with precision. Its 103 dB sensitivity ensures maximum output with minimal power, while the 120Hz -17kHz frequency range delivers aggressive midrange presence and crisp highs.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eA 1.5-inch Kapton voice coil with CCAW winding provides excellent heat dissipation and consistent performance under load. The copper demodulating ring reduces distortion and enhances clarity, keeping your mids clean at high volume. Built on a black aluminum basket with a paper cone and cloth surround, this speaker is designed for durability, efficiency, and long-term reliability.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003eCompact, powerful, and precise, the DS18 6PRO500NMR-4 is perfect for doors, pods, and high-output pro audio systems that demand to be heard.\u003c\/p\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003e6.5\" High-Sensitivity Professional Midrange Speaker\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003e250W RMS \/ 500W MAX Power Handling\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003e4-Ohm Impedance\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003e103 dB Sensitivity\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003e120Hz - 17kHz Frequency Response\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eNeodymium Magnet Motor\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003e1.5\" Kapton Voice Coil\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eCopper Demodulating Ring\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003ePaper Cone with Cloth Surround\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eBlack Aluminum Basket\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003eNominal Diameter: 6.5\" \/ 165mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eNominal Impedance: 4 Ohms\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eRMS Power Handling: 250W\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMAX Power Handling: 500W\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eSensitivity (1w\/1m): 103dB\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eFrequency Response: 120Hz - 17kHz\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eRecommended High-Pass Crossover: 140Hz\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eSold As: Single Unit\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eDemodulating Rings: Copper Ring\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eCone Shape: Curvilinear\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eSpeaker Terminals: Push 16ga\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cp\u003eMotor:\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003eVoice Coil Diameter: 1.5\" \/ 38.6mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eVoice Coil Former Material: Kapton\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eWinding Material: CCAW\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eCone Material: Paper\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eDust Cap Material: Paper\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eSurround Material: Cloth\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eLeads Connection Type: Spider Crossed\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eBasket Material: Aluminum\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eBasket Color \/ Finish: Black\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMagnet Material: Neodymium\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMagnet Weight: 8 Oz\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cp\u003eThiele \u0026amp; Small Parameters:\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003eEquivalent Volume (Vas): 6L \/ 0.211ft3\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eExcursion (One Way): 1.65mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eFree Air Resonance (Fs): 125Hz\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMechanical Factor (Qms): 2.23\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eElectrical Factor (Qes): 0.45\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eTotal Factor (Qts): 0.38\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMechanical Mass (Mms): 8.1g\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMechanical Compliance (Cms): 0.19mm\/N\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eBL Factor: 8.78\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eVoice Coil Inductance (Le): 0.42mH\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eCone Area (Sd): 149.57 cm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eDC Resistance (Re): 3.3 Ohms\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\u003cbr\u003e\n\u003cul\u003e\n\u003cbr\u003e\n  \u003cli\u003eOverall Diameter: 6.85\" \/ 174mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eOverall Depth: 3\" \/ 77mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eFront Mount Baffle Cutout: 5.9\" \/ 150mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMounting Depth: 2.6\" \/ 66.5mm\u003c\/li\u003e\n\u003cbr\u003e\n  \u003cli\u003eMotor Diameter: 3.5\" \/ 90mm\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"DS18","offers":[{"title":"Default Title","offer_id":48174110540024,"sku":"DS-6PRO500NMR-4","price":149.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0029\/9384\/8365\/files\/DS18_6PRO500NMR-4_6.5_Inch_Neodymium_Midrange_Speaker_4_Ohm_250W_RMS_Main_Image.png?v=1775048080","url":"https:\/\/bigjeffaudio.com\/products\/ds18-6-5-250w-rms-4-ohm-high-sensitivity-pro-neo-mid-loudspeaker-6pro500nmr-4","provider":"Big Jeff Online Inc","version":"1.0","type":"link"}