3M Peltor HearPlug HTM27

3M(TM) PELTOR(TM) Listen-Only HearPlugs are designed for mobile radio users who must have clear reception of incoming transmissions while working in noisy environments. Plug: 2.5mm mono. Cable: 25" straight HearPlugs are compact, light weight, easy-to-use and capable of plugging into most radio lapel speaker microphones with an audio accessory jack. Ideal for maintenance or supervisory teams that are working in noisy enviornments, but required to hear sometimes critical radio transmissions.