

<h2>Boundary Mic for Boardrooms, Educational Facilities, and Houses of Worship</h2>
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Part of the Shure Microflex series, the Shure MX391/C is an unobtrusive boundary mic with a crisp, clean sound that will ensure a speaker is clearly heard. Ideal for conference rooms, altars, and remote learning centers, the Shure MX391/C utilizes a balanced, transformerless output design to minimize unwanted noise and interference and to deliver uncolored, high-quality audio. The MX391 series offers a choice of three interchangeable condenser cartridges — cardioid, supercardioid, and omnidirectional — to fit any application. The Shure Microflex series, including the Shure MX391/C is a trusted choice to fit the communication needs of corporate, government, and educational facilities, and houses of worship.
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<h2>Shure MX391/C Microflex Cardioid Boundary Microphone:</h2>
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<li>Wired boundary microphone with cardioid condenser cartridge</li>
<li>Crisp, uncolored sound ensures a speaker is heard</li>
<li>Sleek and unobtrusive visual design</li>
<li>Balanced, transformerless output minimizes unwanted noise and interference</li>
<li>Includes 12-foot cable with 4-pin mini connector and a separate preamplifier</li>
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<h2>Tech Specs</h2>
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<li class="table__row"><strong class="table__header">Microphone Type:</strong><span class="table__cell">Condenser</span></li>
<li class="table__row"><strong class="table__header">Polar Pattern:</strong><span class="table__cell">Cardioid</span></li>
<li class="table__row"><strong class="table__header">Frequency Response:</strong><span class="table__cell">50Hz-17kHz</span></li>
<li class="table__row"><strong class="table__header">Max SPL:</strong><span class="table__cell">118.8dB SPL</span></li>
<li class="table__row"><strong class="table__header">Output Impedance:</strong><span class="table__cell">150 ohms</span></li>
<li class="table__row"><strong class="table__header">Signal to Noise Ratio:</strong><span class="table__cell">71.4dB</span></li>
<li class="table__row"><strong class="table__header">Self Noise:</strong><span class="table__cell">22.6dB A weighted</span></li>
<li class="table__row"><strong class="table__header">Color:</strong><span class="table__cell">Black</span></li>
<li class="table__row"><strong class="table__header">Cable Length:</strong><span class="table__cell">12.13 ft.</span></li>
<li class="table__row"><strong class="table__header">Connector:</strong><span class="table__cell">4-pin Mini XLR</span></li>
<li class="table__row"><strong class="table__header">Included Accessories:</strong><span class="table__cell">Zipper Bag, In-line Preamp</span></li>
<li class="table__row"><strong class="table__header">Manufacturer Part Number:</strong><span class="table__cell">MX391/C</span></li>
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Shure MX391/C Boundary Microphone — premium professional audio gear engineered for performers, DJs, and audio professionals who demand exceptional sound, reliability and versatility. With advanced DSP, a high-output Class-D amplifier and modern connectivity, it delivers powerful, clear audio for any live sound, studio or event application.
| Brand | Shure |
| Category | Wired Microphones |
| SKU | EE-18064 |
| Availability | In Stock |
| Warranty | Official Brand Warranty |
| Shipping | Pan-India, 2–4 days |
Absolutely. This unit is engineered for live performances, events, DJ setups and installations — delivering powerful, clear, road-ready audio for venues of every size.
It offers professional connectivity including combo XLR/TRS inputs and an XLR pass-thru, so you can chain multiple units and connect mixers, mics and instruments with ease.
Yes. Every product ships with the official manufacturer warranty plus genuine-product assurance from Electronic Emporium, an authorized dealer.
Orders are usually delivered within 2–4 business days across India. Delivery timelines may vary slightly based on your location and product availability.
We offer a 7-day easy return on unopened products. Just reach out to our support team and we will guide you through a hassle-free return.
Get advice from our audio experts for the right gear.
Talk to ExpertUsually delivered within 2-4 business days across India.
Check Delivery7-day easy return on unopened products.
View Return Policy1 Year JBL Official Warranty from date of purchase.
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