usbroway
usbroway ATTACK SHARK R85HE 75% Hall Effect Rapid Trigger Gaming Keyboard (Moonlight)
Wired 75% Hall Effect gaming keyboard with 8000 Hz polling, 0.005 mm RT precision, 0.08 ms latency, magnetic switches, per-key actuation, SOCD and DKS, 16.8 million-colour RGB with front light bar.
- Layout75%
- 75 % compact layout saves desk space
- 8000 Hz polling rate delivers near-zero input delay
- 005 mm rapid-trigger precision enables pixel-perfect stops
- Magnetic switches with per-key actuation and SOCD/DKS functions
- 8 million-colour RGB with front light bar and 19 dynamic modes
Compact 75% layout for competitive play
The usbroway ATTACK SHARK R85HE is a wired gaming keyboard built around a 75 percent form factor that keeps arrow keys and a function row while freeing desk space for mouse movement. Hall-effect magnetic switches replace traditional mechanical contacts to eliminate debounce delay. It is aimed at esports players who want adjustable actuation without a full-size board.
0.005 mm rapid-trigger precision
The defining specification is the 0.005 millimetre rapid-trigger sensing precision paired with an 8000 Hz polling rate and 0.08 millisecond latency. Per-key actuation can be tuned in software from a hair-trigger 0.05 mm up to a deeper press, and each key supports dynamic keystrokes and Snap Key SOCD for multi-action binds. This granularity decides whether the board matches a player's preferred travel and reset behaviour.
Wired USB with software ecosystem
The keyboard connects over a single USB cable and draws all power from the host, so no external adapter or battery management is required. On-board memory stores profiles for tournament use, while the Windows driver unlocks per-key RGB across 16.8 million colours, 19 lighting modes and the front-facing light bar. Cherry-profile PBT keycaps resist shine, and the five-layer dampening stack reduces acoustic ping without adding height. Builders who need wireless freedom or a numpad should look elsewhere.
Highlights
- 75 % compact layout saves desk space
- 8000 Hz polling rate delivers near-zero input delay
- 005 mm rapid-trigger precision enables pixel-perfect stops
- Magnetic switches with per-key actuation and SOCD/DKS functions
- 8 million-colour RGB with front light bar and 19 dynamic modes
Specifications
| Layout | 75% |
|---|
Questions about this item
What does the 8000 Hz polling rate mean once the keyboard is in a real machine?
It reports input state up to 8000 times per second, so the PC receives key presses with near-zero delay for faster response in competitive games.
How does the 0.005 mm RT sensing precision and 0.08 ms latency cap performance in practice?
The magnetic switches detect minute stem movement at 0.005 mm and report it within 0.08 ms, giving a true zero dead zone and virtually no input lag.
What does the 75 % layout physically need to fit or mount on a desk?
The compact 75 % form factor takes up less width than a full-size board, needing only a standard USB wired connection and a flat surface for its case and Cherry-profile PBT keycaps.
Also in this aisle
People compared these
Same shelf, same checkout — eight coins and a 30-minute rate lock.
Corn Electronics Gaming Keyboard Pink 2.4GHz 2400 DPI
- Full-size
- Pink
Cswur 104-Key Mechanical Gaming Keyboard Outemu Brown Switches Aluminum Frame Rainbow Backlight
- Full-size



