Ruyage Radio Zello Walkie-Talkie(ZL80)About this item 4G Network Radio: This walkie talkie phones supports private calls and group calls, you can call a person, and you can also create a group, members in the group can talk together, which make communication more efficient. Install App: This walkie talkie can support the installation of any Android software. You can use a USB data cable to connect to the computer, download the APK file in advance, and install it after moving it to the