The Realme GT Neo 2 has a WiFi calling system. The Realme GT Neo 2 is an exclusive phone designed by Realme with its style.
The Realme GT Neo 2 supports wifi calling, which means you can use your wifi network signal whenever your cellular SIM network signal is weak. Wifi calling availability doesn’t mean a VoIP calling system. You can use the wifi signal, but you need to have the balance to call.