Walkie-talkie with one PTT button.Only in the Paid version (Difference Free):• Replacement cover (view) Walkie-talkie• Change the name of your callsign• No advertisingWHATS NEW v1.5:• Works more steadilyv1.4• Added support for devices with low memoryv1.3• Works more steadily v1.2• Works in the background (on any version of Android)KEY FEATURES Free:• Easy control (one PTT button)• Menu button (Settings)• Exit (Minimize) button• Fast connection• Shows basic parameters (Time, Battery, Status, WiFi)• Works over WiFi (no internet and cellular)• Voice transmission and reception• Group communication• Works in the background• There is Led indication• Long range of Wi-Fi signal (5-150m)HOW TO USE THE APP:1. Connect all devices to Wifi on the same network.2. Turn on the Walkie-talkie program on two or more devices.The "Not ready" status will change to "Search .."3. After connecting the devices, the status will correspond to "Connected".