electric door

automatic door

synthesized sound effect

guest

at the door

electric

entrance

indicate

indicating

indication

announce

announcing

notification

notifying

notify

notified

notifies

notifier

notice

future

open up

sf

cinematic efx

space station ambiance

spaceship door

synth

synthesizer

production element

electronic

digital

futuristic door

signaling

signal

enter

audio clip

sci-fi sound fx

scifi film sfx

science fiction series

movie scene

someone visiting

visitor arrived

hi-tech

hitech

hi-tek

high tech

invitee

visitant

space beeps

beeping

synthesize sound effect

sci fi sound fx

someone visit

visitor arrive

hi tech

hi tek

space beep

beep