4 로열티 프리 오디오 트랙들 "Keycard"에 대한

A electronic door beeping as a response to a keycard and then promptly unlocking.

Opening a code protected door.

Sound made with garageband that sounds like a keycard or code being denied.

This is a door being unlocked. The beep is keycard scanning in and then the crash sound is the door being unlocked.