The Atlas Learn AL-LM is a lapel microphone designed for use with any Atlas Learn wireless transmitter. The AL-LM is a basic external microphone that can be used in place of headset or collar mics based on the user's preference. The AL-LM can be easily clipped to any fabric surface using the incorporated alligator style clip. A single 3.5mm connection allows easy connection to the wireless transmitter and once plugged in, overrides the microphone built into the wireless transmitter.