ICOM IP501M LTE PTT Full Duplex Mobile TransceiverThe IP501M is designed to provide wide coverage over LTE (4G) and 3G networks. This mobile LTE radio is interoperable with the handheld models IP501H and IP503H. One of its standout features is the Simultaneous TalkListen function, which facilitates full duplex communication, allowing users to talk and receive simultaneously, akin to a telephone style conversation. The device also boasts a priority interrupt calling feature, enabling users to break