A combination lock being twisted and finally clicking open.
A sliding door's latch being locked with a sharp metallic snap.
An intricate medieval lock being picked with faint metallic sounds.
A high-security electronic lock emitting a buzz before disengaging.
A doorknob lock being engaged with a quiet click.
The sound of a key being fumbled and dropped, followed by it being inserted into a lock.
A jail cell lock being turned with a loud metallic clank.
A drawer lock being clicked open, followed by the drawer sliding out.
A wooden door latch being lifted and dropped with a hollow thud.
A metallic key turning smoothly in a standard door lock, with a faint click at the end.
A hotel room card key being swiped, followed by a soft unlocking beep.
A squeaky old lock being turned, followed by the creak of a rusty door opening.
A quick double-click sound of a modern deadbolt being locked and unlocked.
A heavy-duty bolt lock sliding into place with a deep, metallic clunk.
Multiple keys jingling followed by one being inserted into a lock and turned.
The sound of a chain lock being slid into place and rattling slightly.
A safe lock combination being dialed, followed by the heavy click of it unlocking.
A car door lock engaging with a firm, mechanical clunk.
A digital keypad beeping followed by the sound of an electronic lock disengaging.
A padlock being clicked shut with a metallic snap.
Soft kitchen ambiance in the background. A gentle click as the rubber seal releases the double doors of the refrigerator. The doors swing open with a subtle creak, and cold air escapes with a faint whoosh. Glass jars and plastic containers rattle lightly on the shelves, creating small clinks and pops. After a few seconds, the doors close: air shifts with a quiet whoosh, followed by the distinct click of the latch locking in place, as the low hum of the compressor smoothly returns.
A heavy, futuristic spaceship door slowly opens with a deep mechanical hum. The sound begins with a hydraulic hiss, followed by the grinding of thick metal gears and a smooth motorized slide. A low sub-bass rumble accompanies the motion, giving a sense of immense weight. Subtle electronic beeps and air depressurization pulses accent the opening, finishing with a metallic thud as the door locks into place.
Sound effect of a maximum-security prison sally port door: security buzzer echoes, electronic lock clunks, steel door slides open, then slams shut with a metallic crash. Cold, industrial atmosphere.
Vault door slamming shut with a heavy mechanical locking sound afterwards.
Sound of multiple locks being engaged on a reinforced safe door.
Safe door opening with combination lock clicks and heavy swing
The sound of a jail cell door locking with a loud metallic clang.
An intercom bell followed by silence and then a loud buzzing sound which is the electronic lock on the door being deactivated.
A futuristic electric car door opening with a high-pitched whirr and soft locking mechanism sound.
Jail door closing with metallic squeal followed by loud slam and lock engagement
Prison cell door slam with extended key locking sequence and echo
A heavy metal door locking shut with a loud, resonant clunk.