Pryme Heavy Duty 3-Wire Earpiece for EF Johnson 51SL 5000 5100 7700 Series

The Pryme SPM-3300 Series is a heavy duty 3-wire surveillance kit. The kit features a clear acoustic tube earphone with twist connector for easy removal, plus a small, covert microphone which can be clipped to the user's lapel or shirt sleeve, and a separate barrel style PTT which is held in the hand. This earpiece is designed for a high level of covert communications. The micro lapel mic can transmit even when worn under clothing. Three wire earpieces are a great fit for those who need to remain as hands-free as possible. Commonly worn by restaurant, nightclub and hotel hosts/front desk personnel. The SPM-3300 includes an open ear insert (earmold).