The realme gt neo Flash Edition does not support wired rechargeable headphones. This phone only supports Bluetooth wireless earphones, you need to turn on the Bluetooth function of the phone, enable the pairing mode on the Bluetooth earphones, and then select the corresponding earphones from the Bluetooth device list of the phone to connect. After the connection, you can listen to music and answer phone calls through Bluetooth headphones.
Use the adapter for the device, then plug in the headphone data cable, and then connect the headphone power supply.