Shure MX393 Boundary Microphone 100210043 This stands for "Direct Injection"

This stands for "Direct Injection" as their main purpose is to convert unbalanced and/or high impedance instrument signals into a format suitable for direct connection to a mixing console - without the use of a microphone

The rugged and elegant design fits in any venue

Crank it up to 11

ETC Source Four Mini LED Ellipsoidal 3000 K - 19-Degree Lens Tube with Edison Plug - White (Portable)

Shure MX393 Boundary Microphone 100210043 This stands for "Direct Injection"Shure MX393 Microflex Boundary The MX393 is a surface mount condenser boundary microphone designed for boardrooms, altars, and conference room tables. It features a silent programmable membrane switch, interchangeable cartridge, Logic input output, LED indicators, and a miniature three pin connector. The microphone is available with cardioid, supercardioid, or omnidirectional cartridges. The Shure MX393 Boundary Microphone is available supercardioid