The Shure Wireless Microphone consists of the SLX handheld transmitter fitted with the SM86 cardioid microphone capsule. The SLX2 transmitter includes timed backlit LCD display, frequency and power lockout, and "Mute" functionality. The SLX2 transmitter design allows for interchangeable microphone cartridges. The SM86 is a rugged condenser microphone that features a tailored frequency response for clear reproduction of vocals. Built-in three-point shock mount and two-stage pop filter.