Motorola Flexible Ear Receiver (For Use with 3.5mm Jack) (WADN4190)
This accessory has a short cable and is designed to plug in to the head of a remote speaker microphone when it is at or near your shoulder. The accessory mutes the sound from the remote speaker-microphone providing discreet incoming messages and is ideal for noisy environments.
Compatible with all remote speaker microphones that have a 3.5mm audio jack.
Motorola WADN4190 (WADN4190A, WADN4190B)