{"product_id":"shure-mx391-o","title":"Shure MX391\/O","description":"\u003cp\u003e\u003cspan\u003eOmnidirectional Miniature Black Condenser Install Sound \u0026gt; Install Microphones \u0026gt; Boundary Microphone 12 inch Attached Cable Detachable preamp with XLR.\u003cbr\u003e \u003cbr\u003e There's never been smarter Install Sound \u0026gt; Install Microphones \u0026gt; Boundary microphones than the Microflex models from Shure. With many models to choose from equipped with features like programmable silent membrane switches logic inputs and outputs and LED indicators Microflex Install Sound \u0026gt; Install Microphones \u0026gt; Boundary microphones are the high-quality solution for a range of applications such as altars boardrooms and distance learning centers. Every Microflex Install Sound \u0026gt; Install Microphones \u0026gt; Boundary microphone features one of the new interchangeable condenser Live Sound \u0026gt; DJ Equipment \u0026gt; Cartridges. Available in cardioid supercardioid and omnidirectional polar patterns the Microflex Live Sound \u0026gt; DJ Equipment \u0026gt; Cartridges give you superior Shure quality sound options for every installation. In addition their programmable switches offer the flexibility to be set for Push to Talk Push to Mute or Push On\/Push Off modes. Attractively designed with a low profile professional appearance the Microflex Install Sound \u0026gt; Install Microphones \u0026gt; Boundary microphones come with an easy to use paint mask for your custom-color installations. Find out why we call the new Microflex Install Sound \u0026gt; Install Microphones \u0026gt; Boundary microphones \"the smart choice\" for just about every application.\u003cbr\u003e \u003cbr\u003e Suggested Applications:\u003c\/span\u003e\u003c\/p\u003e\r\n\r\n\u003cul\u003e\r\n\r\n\u003cli\u003e\u003cspan\u003eHouse of Worship\u003cbr\u003e \u003c\/span\u003e\u003c\/li\u003e\r\n\r\n\u003cli\u003e\u003cspan\u003eCourtrooms\u003cbr\u003e \u003c\/span\u003e\u003c\/li\u003e\r\n\r\n\u003cli\u003e\u003cspan\u003eConference Tables\u003cbr\u003e \u003c\/span\u003e\u003c\/li\u003e\r\n\r\n\u003c\/ul\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e\r\n\r\n\u003cp class=\"specsSubHeading\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp class=\"specsSubHeading\"\u003eMX391\/O Microflex Omnidirectional Boundary Microphone\u003c\/p\u003e\r\n\r\n\u003cdiv class=\"specs\"\u003e\r\n\r\n\u003cul\u003e\r\n\r\n\u003cli\u003ePolar Pattern : Omnidirectional\u003c\/li\u003e\r\n\r\n\u003cli\u003ePickup angle: 360 degrees\u003c\/li\u003e\r\n\r\n\u003cli\u003eFrequency Response: 50 to 17,000 Hz\u003c\/li\u003e\r\n\r\n\u003cli\u003eOutput Impedance (at 1000 Hz): 180 Ohms actual (rated at 150Ohms)\u003c\/li\u003e\r\n\r\n\u003cli\u003eOpen Circuit Sensitivity(1 kHz ref. 1 V per Pascal ): -21.5 dB (81.4 mV)\u003c\/li\u003e\r\n\r\n\u003cli\u003eMaximum Sound Pressure Level (1 kHz at 1% Total Harmonic Distortion, 1 kOhm load): 110.7 dB (All settings +6 dB at 0 gain)\u003c\/li\u003e\r\n\r\n\u003cli\u003eSignal to Noise Ratio (referenced at 94 dB SPL): 79.5 dB\u003c\/li\u003e\r\n\r\n\u003cli\u003eEquivalent Output Noise (A-weighted): 14.5 dB SPL\u003c\/li\u003e\r\n\r\n\u003cli\u003eDynamic Range at 1 kOhm Load: 96.2 dB, 100 dB at 0 gain\u003c\/li\u003e\r\n\r\n\u003cli\u003eCommon Mode Rejection: 45 dB minimum, 10 Hz to 100 kHz\u003c\/li\u003e\r\n\r\n\u003cli\u003ePreamplifier Output Clipping Level: -6 dBV (0.5 V), -12 dB at 0 gain\u003c\/li\u003e\r\n\r\n\u003cli\u003ePolarity: Positive sound pressure on diaphragm produces positive voltage on pin\u003c\/li\u003e\r\n\r\n\u003cli\u003e2 relative to pin 3 of the preamplifier XLR output connector.\u003c\/li\u003e\r\n\r\n\u003cli\u003ePower Requirements: 11 to 52 Vdc phantom, 2.0 mA current consumption\u003c\/li\u003e\r\n\r\n\u003cli\u003eEnvironmental Requirements: Operating Temperature Range: —18 degrees C to 57 degrees C (0 degree F to 135 degrees F); Relative Humidity: 0 to 95%\u003c\/li\u003e\r\n\r\n\u003cli\u003eDimensions (L x W x H): 3.1\" x 2.08\" x .750\", (7.940 x 5.304 x 1.905 cm)\u003c\/li\u003e\r\n\r\n\u003cli\u003eFurnished Accessories: Zippered bag, In-line Preamp, #4 hex wrench\u003c\/li\u003e\r\n\r\n\u003c\/ul\u003e\r\n\r\n\u003c\/div\u003e\r\n\r\n\u003cp\u003e \u003c\/p\u003e","brand":"Shure","offers":[{"title":"Default Title","offer_id":43895538090027,"sku":"SHU-MX391\/O","price":185.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0642\/3019\/5243\/files\/shure_mx391_o_mx391_o_omni_directional_condenser_145201__86384.1682436753.1280.1280.jpg?v=1775684649","url":"https:\/\/www.empirepro.com\/products\/shure-mx391-o","provider":"Empire Pro","version":"1.0","type":"link"}