Simulated environment · No live systems connected

Response operations

Unified technical command

Station diagnostics

Media & accessibility diagnostics

Confirms how this device handles interface audio and video, and lets reviewers highlight keyboard focus, tap targets, labels, contrast and weak affordances across the site.

MEDIA DIAGNOSTICS · LOCAL DEVICE ONLYPointer device · DPR 1 · Motion allowed
AUDIO CHANNEL
Ambient tone probe
LoadingIdle
Codec supportunknown
Muted autoplayTesting…
Audible autoplayTesting…
Mute stateMuted
Volume40%
LoopingOff
Durationunknown
FallbackNot needed
VIDEO CHANNEL
Clip playback probe
LoadingIdle
Codec supportunknown
Muted autoplayTesting…
Audible autoplayTesting…
Mute stateMuted
Volume40%
LoopingOff
Durationunknown
FallbackNot needed

Probes run locally in this browser. No media is uploaded or recorded.

ACCESSIBILITY REVIEW MODE
Inspection overlay

Review mode stays on as you navigate. It outlines every interactive element that is under 44px, missing an accessible name, below contrast targets, or lacks an obvious clickable affordance, and makes keyboard focus highly visible.

LOCAL INSPECTION · NO DATA LEAVES THIS BROWSER
  • Amber outline — tap target smaller than 44px
  • Red outline — missing accessible name
  • Cream outline — contrast below WCAG AA
  • Dashed outline — interactive but not obviously clickable
Sound off