Looking for handheld walkie-talkie, and mobile Push To Talk Over Cellular Network radios. Must be Android and able to load Zello. Also must be 4G LTE compatible and work on the United States market. Examples of radios I am looking for: Inrico TM-7 Plus, T-320, T-328 - TYT C2000, TP-38, IP-350, W700 - Radio Tone RT-4 - Sure F25 Show More