Diagnostics•100% Client-Side Hardwaretests
Test Your Gadget — keyboard-nkro-test
Kostenloses, 100% privates Diagnoselabor ohne Software-Installation. Testen Sie Monitor auf Pixelfehler, Mikrofon mit Wiedergabe, Lautsprecher, Tastatur, Gaming-Maus und Internet-Geschwindigkeit.
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🛡️Browser Shortcut Interception Ready
Start Fullscreen Keyboard Test
To safely test Function keys (F1–F12), Tab, Escape, Space, and multi-key NKRO combos without triggering browser shortcuts, this test runs in dedicated Fullscreen mode.
FULLSCREEN KEYBOARD ARENA
Input Hardware
Keyboard, NKRO & Switch Latency
Test switch actuation, mechanical switch chatter, keypress latency, and simultaneous N-Key Rollover (NKRO).
68-Key ANSI Mechanical Switch LayoutFull NKRO Matrix
ESC
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
F12
DEL
`
1
2
3
4
5
6
7
8
9
0
-
=
BACK
TAB
Q
W
E
R
T
Y
U
I
O
P
[
]
\
CAPS
A
S
D
F
G
H
J
K
L
;
'
ENTER
SHIFT
Z
X
C
V
B
N
M
,
.
/
SHIFT
↑
CTRL
WIN
ALT
SPACEBAR
ALT
CTRL
←
↓
→
💡 Tested keys turn blue · Pressed keys highlight in real-timeHigh-Res DOM Telemetry
Last Key Pressed
None
Code: --
Simultaneous (NKRO)
0 Keys
Multi-switch rollover
Keys Verified
0 / 68
Switch Chatter Health
0 Faults
Clean switch debounce
Keypress Hold Duration:-- ms
Spacebar Actuations:0
Recent Key Events:Live Log
Press any key to test actuation...
Keyboard Verification Verdict:Did every pressed key register cleanly without sticking, misses, or chatter?