“It will explode if it exceeds 100db.”
A former Naval officer with a dark past must face off against an insurgent with a sound sensitive bomb.
14 landscape wallpapers · click any to open Mac Mode
Full cinematic trailers and teasers — tap to watch in widescreen.
Explore wallpapers from films starring the Decibel cast
16 featured
Kim Rae-won
Kang Do-young
Lee Jong-suk
Jeon Tae-sung
Jung Sang-hoon
Oh Dae-oh
Park Byung-eun
Cha Young-han
Lee Sang-hee
Jung Yoo-jung
Jo Dal-hwan
No Jeong-seop
Cha Eun-woo
Jeon Tae-ryong
Lee Min-ki
Hwang Young-woo
Kim Seul-gi
Han Mi-nyeo
Kang Kyung-hun
Superintendent
Woo Ji-hyun
Kim Yoo-taek
Noh Sung-eun
Cook
Lee Seung-hun
Lieutenant Kim
Yoon Jung-yeol
Captain
Kim Geon
Radar Specialist / Security Agent (voice)
Jang Se-won
Engine Room Crew Member 1
More cinematic wallpapers you might like · 11 titles
Director
Last updated: June 9, 2026
Browse trending wallpapers from Mubi, Prime Video, Netflix, Disney+, Max, and more.
Quick answers about Decibel wallpapers, cast, and downloads.
Moviely has 14 free Decibel cinematic wallpapers available to browse, preview in Mac Mode, and download.
Yes. Every Decibel backdrop on Moviely is free to preview and download for personal desktop or mobile wallpaper use.
Decibel wallpapers include 4K and HD options. Moviely recommends the best size for your screen and offers original-quality downloads when available.
Yes. Open any Decibel wallpaper in Mac Mode to preview it on a desktop or iPhone lock screen before downloading.
Open the Decibel page, pick a backdrop, choose your preferred resolution (HD, Full HD, or Original), and click Download.
Yes. Select Decibel backdrops are available in 4K / original quality for high-resolution displays.
Decibel released in 2022. Moviely hosts cinematic wallpapers captured from the movie's official backdrop imagery.
Decibel is categorized as Action, Drama, Thriller.
Hwang In-ho directed Decibel.
Decibel stars Kim Rae-won, Lee Jong-suk, Jung Sang-hoon, Park Byung-eun, Lee Sang-hee, and more.
More wallpapers, genres, and collections to browse next
