The Shure MX392BE/C is a cardioid boundary condenser with a programmable mute button, LED and logic I/O, the conference-table mic that talks to automatic mixers. The BE build is the bottom-exit, adhesive-mount variant: drill one 12.7mm cable hole, route the attached 3.5m cable through, and the supplied adhesive pad fixes the mic with no visible screws.
Features
Programmable mute button, momentary/toggle, PTM/PTT via DIP switches
LED indicator and TTL logic I/O for automatic mixers
Bottom-exit cable with adhesive mounting (BE variant)
-50dB minimum mute attenuation
Paintable grille for discreet installs
Paint masks and adhesive pads furnished
NoteBE denotes the bottom-exit, adhesive-mount build, capsule and electronics are identical to the screw-mount MX392.
Specifications
| Type | Boundary condenser with mute/logic |
| SKU | MX392BE/C |
| Polar pattern | Cardioid |
| Frequency response | 50Hz-17kHz |
| Mute attenuation | -50dB minimum |
| Logic | TTL LED in / logic out |
| Cable | 3.5m attached, bottom exit, unterminated |
| Power | 11-52V phantom, 2.0mA |
| Weight | 172g |





