Motorola 56320 Earpiece w/ Boom Microphone for Talkabout (Discontinued by Manufacturer) Motorola Earpiece with Boom microphone. Push-to-talk and vox-capable using most Motorola TalkAbout 200, 5000, 6000, and 7000-series radios PTT-only with TalkAbout T5100, T5200, and fr50 and fr60 radios Designed for great sound, even in noisy environments Ear clip secures earpiece