This earpiece pack from Code Red lets you plug in and listen to a microphone. The earpiece is soft and flexible to allow for a comfort fit, no matter the size of your ear. The cord is flexible and retractable, allowing you to move around freely while listening.
Specifications and Features:
Connects to any microphone head with a 2.5 millimeter plug
Typically Kenwood or Otto brand microphones
Ear mold MR/ML