Adding RFID cards to Gate
Turn on RFID.
Begin by placing the first card on the reader. When you hear two beep sounds, the cards has been successfully added.
Repeat the same process for the second card.
Wait 1 minute.
The two cards that were added are now designated as master key cards.
Briefly tap the first master key card on the reader and then add the remaining cards one by one.
Remember to wait for 1 minute after adding each card before it can be used.