Motorola 1518 Surveillance Headset with PTT Mic Packaging Contents: 2 headsets, 2 bonus earplug inserts FRS/GMRS Headset Compatible with MS, MU, MT, MR, MJ, T9680RSAME, MH, MD, MB, FV300 Series Radios Single-pronged and works with all Motorola Talk about Radios Discrete way to speak and listen.