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SFXLibrary is a database of free sound effects to use in your projects. Every sound is available in MP3, WAV and OGG format.
knocking/images/icons/category/helicopter sounds
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knocking/images/icons/category/helicopter sounds
weapon
slide
trigger
sink
cicadas
explosion
sharpen
attack
glass
ceramic
moving
sliding
metal
bullet
three
laser
heartbeat
heart
loop
underwater
shotgun
wood
pistol
water
knife
shot
concrete
bell
thunder
helicopter
knocking
running
break
sand
footstep
melee
smoke
blood
grenade
rain
countryside
unlock
splat
knock
sharp
fire
metallic
waterfall
sniper
footsteps
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