The Door Decoder is an item in Perfect Dark. It's used to unlock the safe door on G5. You can leave it running while you amuse yourself (or, e.g., watch a cinematic), which is handy.
Gadget training
The Door Decoder is also the subject of a gadget training mission.
The record for this mission is 10.92 seconds and is held by Chris Rayola.
| Perfect Dark gadget training |
|---|
| Data Uplink | ECM Mine | CamSpy | Night Vision | Door Decoder | R-Tracker | IR Scanner | X-Ray Scanner | Disguise | Cloaking Device |