Shure MX391/O Microflex Omnidirectional Boundary Microphone

Info

Equipped with features like programmable, silent membrane switches, logic inputs and outputs, and LED indicators, Microflex Boundary Microphones are the high-quality solution for a range of applications such as altars, boardrooms and distance learning centers. Every Microflex Boundary microphone features a choice of interchangeable condenser cartridges.

MX391: Includes attached 4 meter (12 ft) cable terminated with a 4-pin mini connector and 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
Programmable on/off switch and LED on/off indicator (MX392/MX393 models only)
LED logic input and switch logic output terminals for remote control or use with automatic mixers (MX392 models only)

Polar Pattern Cardioid (MX391/C, MX391W/C) Supercardioid (MX391/S, MX391W/S) Omnidirectional (MX391/O, MX391W/O)
Frequency Response 50 to 17,000 Hz (Preamp Only)
lmpedance 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)

Additional specifications are available in the user guide.