Two Sound Modes
1. There is a button inside the door for two modes choosing.
2. In beeps sound mode, when you press the digital button you will hear the sound like du. If the password is wrong, you will hear the sound like oh.
3. In voice mode, when you press the digital button you will hear the sound like password please. If the password is wrong, you will hear the sound like oh sorry, please try again
4. If you dont like the music or the sound is too loud for you, we suggest you choose the beeps sound mode.