1. Pair the Dellking device with your Android.
2. Under the "Push-to-talk button" options, enable "Handle headset buttons when in the background".
Make sure under "Bluetooth PTT control Device", None is selected.
3. Go back to the talk screen and select the Bluetooth icon in the bottom left options.
4. Under your Android Bluetooth settings, select call mode only.
5. You are done setting up the Dellking. Press the PTT button to start using!