ATTACK SHARK X820 Ultra Wireless Mechanical Keyboard with TFT Smart

In this review the ATTACK SHARK X820 Ultra is presented as a strong option for gamers and productivity users who want a compact, premium-feeling keyboard with advanced controls. The single biggest reason to buy is the built-in 0.85 in TFT smart display paired with a CNC metal knob, which brings system info and quick control directly to the board and reduces reliance on software. For anyone who values desk space, tactile refinement, and flexible connectivity, the X820 Ultra stands out as a thoughtfully engineered 75% mechanical keyboard.

Key Features

• TFT Smart Display: The high definition 0.85 in screen shows battery life, time and date, OS and connection modes so you can check status at a glance without leaving your desk.
• CNC Metal Knob: The precision knob provides immediate, tactile control over lighting and system settings for faster, more intuitive adjustments.
• Tri-Mode Connectivity: Bluetooth 5.0, 2.4GHz wireless and USB-C wired modes let you switch between devices with low latency for gaming or multitasking.
• Gasket-Mounted Build: A leaf-spring gasket structure and five layers of acoustic dampening deliver a cushioned, quieter typing feel that improves consistency across keys.
• Hot-Swappable Switches: The hot-swappable layout and included extra switches allow customization and easy replacement without soldering for long-term adaptability.
• Durable Accessories: Comes with PBT keycaps, factory-lubed stabilizers and a coiled aviation-style cable for a premium, long-lasting setup out of the box.

Who It's For

The X820 Ultra suits gamers who need low-latency connectivity and a compact footprint, as well as professionals who appreciate a premium typing experience and an integrated display for quick system cues. Its tri-mode support and 4000mAh battery make it a good travel companion for laptop users who switch between wired desks and wireless setups.

Users who want a full-size numpad, extremely small ultra-portable keyboards under 60% or those who require dedicated macro pads for streaming may want to look elsewhere, since the 75% layout prioritizes space savings over an expanded keyset.

Pros & Cons

Pros

• Integrated TFT display and CNC knob streamline system control without relying on external software.
• Gasket-mounted design with five layers of dampening produces a refined, quieter typing feel.
• Tri-mode connectivity with a large 4000mAh battery supports long wireless sessions and instant switching between modes.
• Durable PBT keycaps, factory-lubed stabilizers and a coiled aviation-style cable enhance longevity and aesthetics.

Cons

• The 75% layout omits a dedicated numpad, which may not suit users who frequently enter large numeric datasets.
• The advanced feature set may be more than casual users need, adding cost and complexity compared with simpler models.

Specifications

Layout	75% compact
Display	0.85 in TFT smart display
Connectivity	Bluetooth 5.0, 2.4GHz wireless, USB-C wired
Battery	4000mAh rechargeable
Mounting	Gasket-mounted with leaf-spring structure
Keycaps	PBT keycaps (three-tone or gradient options)
Extras	CNC metal knob, coiled aviation-style cable, keycap & switch puller, 2 extra switches

Our Verdict

The ATTACK SHARK X820 Ultra is a compelling choice for users who want a compact, feature-rich mechanical keyboard with tactile refinement and on-board controls. Its combination of a TFT display, CNC knob, gasket-mounted build and tri-mode connectivity delivers strong value for gamers and power users who prioritize desk efficiency and customization over a full-size layout.

Frequently Asked Questions

Does the keyboard support both Windows and Mac?
Yes, the smart display shows OS and connection modes, and the keyboard is designed for use with both Windows and Mac environments.

Can switches be replaced without soldering?
Yes, the keyboard is hot-swappable so switches can be changed easily without soldering for customization.

How long does the battery last?
It includes a 4000mAh rechargeable battery for long-lasting use; actual runtime varies with lighting and usage but is designed for extended sessions.