1. Pair the Dellking device with your Android.
2. In "Push-to-talk button" options, nothing should be selected for Dellking like the image below.
4. Go back to the talk screen and make sure Bluetooth is selected in the bottom left options.
5. You are done setting up the Dellking. Press the PTT button to start using!
1. Pair your Dellking device with the iPhone/iPad/iPod.
2. Open Zello > Menu > Push to talk button > Enable "Headset / remote control"
3. You are done setting up the Dellking. Go back to a user and press the PTT button to start using!