Ducky One 3 Classic SF Keyboard Gaming USB Mechanical 67 Keys RGB

The Ducky One 3 Classic SF is a 67-key mechanical gaming keyboard featuring a wired USB Type-C connection, hot-swappable sockets, and customizable RGB backlighting. Constructed with true PBT double-shot keycaps and a frosted finish, the keyboard is designed for long-term use with durable legends that resist shine and staining. A dual-layer PCB and multi-layer acoustic padding improve signal stability and refine the keyboard's sound profile while an EVA foam layer under the PCB reduces unwanted noise.

Advantages

True PBT double-shot keycaps ensure legends do not fade and provide a textured, wear-resistant surface. Hot-swap Kailh sockets allow quick switch changes without soldering. The keyboard's optimized weight distribution and lowered case height increase stability during intense gaming or typing sessions. Dual-layer PCB supports reliable signal transmission and offers N-key or 6-key rollover options. Detachable USB Type-C cable with 1000 Hz polling ensures fast, consistent input reporting.

Suitable for

• Gaming where fast input and stable positioning are required
• Enthusiasts who frequently swap mechanical switches
• Typing work that benefits from durable key legends and consistent acoustics
• Users who want customizable RGB lighting and compact layout

Key specifications

• Model: Ducky One 3 Classic SF
• Layout: 67 keys (65%/SF compact layout)
• Keycaps: True PBT double-shot, frosted surface
• Sockets: Kailh hot-swap sockets (hot-swappable)
• Connection: Detachable USB Type-C, 1000 Hz polling rate (USB HID)
• PCB: Dual-layer PCB
• Acoustics: Multi-layer padding and EVA foam under PCB for sound reduction
• Adjustable angles: Two-step feet for three tilt positions
• Backlight: RGB backlit keys with adjustable effects
• MPN / EAN: DKON2167ST-BDEPDCLAWSC1 / 4711281568481

How to use

Connect the keyboard to your computer using the detachable USB Type-C cable. Install preferred mechanical switches by aligning and pressing them into the Kailh hot-swap sockets; remove switches by pulling them out—no soldering required. Customize RGB lighting and per-key effects using the keyboard's built-in controls. To change the typing angle, flip the two-step feet to one of three positions.

Recommendations

For best acoustic results, pair the keyboard with switches that match your desired sound profile and ensure the internal padding and EVA layer remain undisturbed. Use true PBT keycaps with regular cleaning to preserve the frosted surface and prevent grime buildup. When swapping switches, power off the host device to avoid accidental input.