Icom’s LTE radios offer instant communication over a pre-established cellular network. Its full-duplex style function allows for a more seamless telephone style conversation. And unlike cell phones, the IP503H/ IP501M users can immediately start talking to all the radios in the same talkgroup, with just a push of the transmit (PTT) button.With Icom’s LTE radios you do not need to invest in a repeater or IP network which reduces the cost of building and maintaining a wide area radio network making it the ideal communications solution.