Shure MX391W/O
Microflex Omnidirectional Mini Boundary Microphone with 4-Pin Mini 12ft Cable, White


Our Price: $192.00
List Price: $250.00
You save 23%! (Low Price Guarantee)
In Stock

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Equipped with features like programmable, silent membrane switches, logic inputs and outputs, and LED indicators, Shure's Microflex┬« Boundary Microphones are the high-quality solution for a range of applications such as altars, boardrooms and distance learning centers. 

Includes an attached 4 meter (12 ft) cable terminated with a 4-pin mini connector and a separate preamplifier.  A rubber strain relief is provided for applications that require removing the 4-pin mini connector and connecting the mic cable directly to screw terminals in the preamplifier.


  • Flat frequency response across the vocal range for uncolored sound
  • Interchangeable cardioid, supercardioid, and omnidirectional cartridges that provide optimal choice for each application
  • Sleek, low-profile design for unobtrusive appearance
  • Balanced, transformerless output for increased immunity to noise over long cable runs


  • Polar Pattern: Omnidirectional
  • Frequency Response: 50 to 17,000 Hz (Preamp Only)
  • Impedance: 180 ohms actual (rated at 150 ohms) (Preamp Only)
  • Output Level: -6 dBV (0.5 V), 12 dB at 0 gain (Preamp Only)
  • Phantom power required?: 11 to 52 Vdc phantom, 2.0 mA current consumption (Preamp Only)
Cardioid Cartridge, White.Shure R185W Cardioid Cartridge, White.

Cardioid cartridge for all Microflex MX183, MX202, MX391, MX392, MX393, MX412, MX418 microphones.[Black version shown above]

In Stock

Our Price:$51.54List Price: $57.60You save 11%!

Supercardioid Cartridge, White.Shure R184W Supercardioid Cartridge, White.

Supercardioid cartridge for WL183, WL184, WL185 and all Microflex MX183, MX202, MX391, MX392, MX393, MX412, MX418 Microphones.[Black version pictured above]

Usually ships in 7-14 business days.
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Our Price:$55.96List Price: $57.60

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