SS-64847

Overview

The SteelSeries Apex 9 TKL US represents a significant leap forward in mechanical gaming input, harnessing the speed of light to deliver an experience that outpaces traditional keyboards. By utilizing custom-built OptiPoint optical switches, this device detects keystroke registration depth using light sensors rather than physical contact, resulting in actuation speeds that are 33% faster with zero debounce delay and a lightning-fast 0.2ms response time. The streamlined tenkeyless form factor is designed to save precious desk space for large mouse movements while maintaining full functionality through dedicated media controls, making it the ideal choice for competitive gamers who need every inch of room for precision aiming.

Beyond raw speed, the Apex 9 TKL offers a level of customization that allows players to adapt their input device to any game genre instantly. Users can toggle between a rapid 1mm actuation point optimized for gaming and a deeper 1.5mm setting designed for typing accuracy with simple on-device commands or via the SteelSeries GG software suite. This versatility is supported by a robust aircraft-grade aluminum top plate that ensures structural stability, paired with double-shot PBT keycaps engineered for superior durability and a satisfying tactile feel over thousands of hours of use.

The device integrates seamlessly into your setup through a detachable braided USB Type-C cable that withstands daily wear and tear, while adjustable tilt legs provide three distinct height options to ensure ergonomic comfort during extended gaming sessions. With the ability to store five custom profiles directly on the keyboard and full per-key RGB illumination control, this model ensures your gear is not only powerful but also perfectly tailored to your personal style.

Description

The SteelSeries Apex 9 TKL US (Part Number: 64847) delivers next-gen optical performance with OptiPoint switches that offer 33% faster actuation and a 0.2ms response time for competitive advantage. Built with an aircraft-grade aluminum alloy frame and durable PBT keycaps, it ensures long-lasting stability and comfort. Key benefits include swappable switch technology, adjustable actuation points ranging from 1mm to 1.5mm, and full RGB customization via SteelSeries Engine software. The compact TKL design saves desk space while retaining dedicated media controls, making it a versatile choice for both gaming and productivity tasks across Windows and Mac platforms.

Features

Key Technical Specifications

• Switch Type: Linear OptiPoint Optical with 100 Million Keypress rating
• Actuation Range: Adjustable from 1.0 mm to 1.5 mm at 35g force
• Processor: 32-bit ARM for instant on-board response
• Connection: Detachable USB Type-C braided cable
• Dimensions: 355mm width by 128mm depth by 42mm height
• Weight: 635 grams with a solid aluminum frame

Design and Ergonomics
The Apex 9 TKL is constructed from Series 5000 aluminum alloy, the same material used in combat jets, providing enhanced rigidity without adding excessive weight. The keyboard features rubber tri-level feet that allow for flat, half, or full extension adjustments to suit individual typing angles. The double-shot PBT keycaps utilize a unique texture design that enhances keystroke feel and prevents shine over time, ensuring the legends remain crisp even after heavy use.

Lighting customization is handled through SteelSeries Engine, which unlocks per-key RGB illumination and allows for complex lighting profiles beyond the five preconfigured options. The software also enables users to save up to 5 custom profiles directly to the onboard memory via a 32-bit ARM processor, ensuring your settings are preserved even when moving between different computers.

What's in the Box

• Apex 9 TKL Gaming Keyboard
• Detachable Braided USB-C to USB-A Cable
• Product Information Guide
• Keycap Puller

This keyboard distinguishes itself from other models in the Apex series by using next-gen OptiPoint optical switches rather than patented OmniPoint switches, offering a distinct feel and speed profile. While the Mini version focuses on a compact layout with side-printed functions, the TKL retains a dedicated volume roller and media button for easy access to system controls. Switching between gaming and typing modes is intuitive; simply press and hold the function key combined with O for 1mm gaming mode or I for 1.5mm typing mode, indicated by lighting on the number keys.

Compatibility extends across Windows systems requiring version 8.1 or newer and Mac OS X versions 10.13 or newer, though some advanced software features may not be fully supported on macOS. The device is also compatible with Xbox and PlayStation consoles via USB port connection, ensuring a versatile gaming experience regardless of the platform you choose to play on.

Specifications

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Specifications
Product Code	SS-64847
Box Content
Box Content	Apex 9 TKL Gaming Keyboard
	Detachable Braided USB-C to USB-A Cable
	Product Information Guide
	Keycap Puller
Technical
On-Board Memory	5 Custom Profiles
Processor	32 bit ARM
Key Switches	SteelSeries Linear OptiPoint Optical
Switch Rating	100 Million Keypresses
Actuation Points / Force	1.0-1.5 mm / 35g
Connection	Detachable USB Type-C
Design
Width	355 mm / 14 in
Depth	128 mm / 5.04 in
Height	42 mm / 1.65 in
Weight	635 g
Lighting	Per Key RGB Illumination
Height Adjustment	Rubber Tri Level Feet
Compatibility
OS	Windows, Xbox, PlayStation, and Mac OS X*. USB port required *Not all software features supported on Mac OS
Software	SteelSeries Engine for Windows (8.1 or newer) and Mac OSX* (10.13 or newer) *Not all software features supported on Mac OS

FAQ

How do the Apex 9 TKL switches differ from other models?
The Apex 9 series uses next-gen OptiPoint optical switches which harness light to detect keystroke registration for faster, more consistent input compared to traditional mechanical switches.

Can I customize the actuation depth for different games?
Yes, you can adapt to any game by changing the registration depth from a fast 1mm press to an accuracy-focused 1.5mm keystroke using SteelSeries GG or on-device controls.

What is included in the box with this keyboard?
The package contains the Apex 9 TKL Gaming Keyboard, a detachable braided USB-C to USB-A cable, a product information guide, and a keycap puller.

Is this keyboard compatible with Mac or consoles?
The device is compatible with Windows, Xbox, PlayStation, and Mac OS X, though please note that not all software features are supported on Mac OS.

How do I adjust the keyboard height for comfort?
You can optimize your position over long sessions using the height-adjustable tilt legs which offer three options: flat, half, and full extension.