Logitech G915 X LIGHTSPEED TKL Wireless Mechanical Gaming Keyboard – Black | 920-012721

Description

The Logitech G915 X LIGHTSPEED TKL Mechanical Keyboard – Black (920-012721) is a premium tenkeyless low-profile wireless gaming keyboard designed for fast response, compact desktop setups, and extensive customization.

This specific 920-012721 version features a US International QWERTY layout with GL Tactile mechanical switches. It combines Logitech LIGHTSPEED 2.4GHz wireless, Bluetooth, and USB wired connectivity with LIGHTSYNC RGB, KEYCONTROL customization, double-shot PBT keycaps, and a brushed aluminum-alloy top plate.

Key Features

Tenkeyless Low-Profile Design

• Compact TKL layout
• No numeric keypad
• More desk space for mouse movement
• Approximately 22.6 mm high
• Slim low-profile mechanical construction
• Ideal for gaming and compact desktop setups

The keyboard measures 368 × 150 × 22.6 mm and weighs approximately 860g without the cable.

GL Tactile Mechanical Switches

The 920-012721 model specifically uses Logitech GL Tactile low-profile mechanical switches.

• Low-profile mechanical design
• Tactile feedback
• 45g actuation force
• 1.3 mm actuation point
• 3.2 mm total travel
• Designed for fast gaming inputs
• Comfortable for gaming and typing

The tactile switch provides noticeable feedback during each keypress without requiring the pronounced audible click of a clicky switch.

Tri-Mode Connectivity

The G915 X LIGHTSPEED TKL offers three connection options:

• LIGHTSPEED 2.4GHz Wireless
• Bluetooth 5.0
• USB Wired Data Mode

This allows you to use LIGHTSPEED for low-latency gaming, Bluetooth with compatible secondary devices, or connect directly using USB.

LIGHTSPEED Wireless

• Gaming-focused 2.4GHz wireless connection
• Dedicated LIGHTSPEED USB receiver
• Maximum USB report rate of 1ms
• Designed for responsive gaming
• Cable-free desktop setup

Logitech specifies a maximum report rate of 1ms for the G915 X LIGHTSPEED TKL.

LIGHTSYNC RGB

The keyboard features customizable LIGHTSYNC RGB illumination.

• Per-key RGB lighting
• Approximately 16.8 million colors
• Custom lighting effects
• Personalized themes
• Game and application profiles
• Synchronization with compatible Logitech G devices
• Customization through Logitech G HUB

LIGHTSYNC can be used to coordinate the keyboard's lighting with compatible Logitech G mice, headsets, and other peripherals.

KEYCONTROL Customization

Logitech's KEYCONTROL system provides extensive key customization through G HUB.

Compatible keys can be configured with multiple commands and functions, with Logitech advertising up to 15 functions per key through KEYCONTROL.

Functions can include:

• Gaming commands
• Macros
• Keyboard shortcuts
• Media functions
• Application controls
• Secondary commands
• Custom key assignments

Dedicated Media Controls

The G915 X LIGHTSPEED TKL includes convenient media controls for managing audio without leaving your game.

Features include:

• Media control keys
• Play / Pause functionality
• Track controls
• Mute
• Dedicated volume roller

The integrated roller provides quick and precise volume adjustment.

Specifications

• Brand: Logitech G
• Series: G915 X
• Product Name: G915 X LIGHTSPEED TKL
• Part Number: 920-012721
• Model Number: YR0076
• Color: Black
• Keyboard Type: Wireless Mechanical Gaming Keyboard
• Form Factor: Tenkeyless / TKL
• Layout: US International QWERTY
• Numeric Keypad: No
• Switch Type: GL Tactile Mechanical
• Key Profile: Low Profile
• Actuation Force: 45g ± 10gf
• Actuation Point: 1.3 mm ± 0.30 mm
• Total Key Travel: 3.2 mm ± 0.25 mm
• Connectivity: LIGHTSPEED / Bluetooth 5.0 / USB
• Maximum USB Report Rate: 1ms
• RGB: LIGHTSYNC RGB
• Keycaps: Double-Shot PBT
• Top Plate: Brushed Aluminum Alloy
• Battery: Rechargeable Lithium Polymer
• Charging / Data Connection: USB-C
• Cable Length: 1.8 m
• Dimensions: 368 × 150 × 22.6 mm
• Weight: Approximately 860g
• Software: Logitech G HUB
• Warranty: 2-Year Limited Hardware Warranty

Double-Shot PBT Keycaps

The G915 X generation upgrades the typing experience with double-shot PBT keycaps.

Benefits include:

• Improved durability
• Better resistance to wear
• Durable key legends
• Premium surface feel
• Reduced tendency to develop a glossy appearance from extended use

The keyboard also uses a brushed aluminum-alloy top plate, helping maintain a thin design while providing structural rigidity.

Battery Life

Battery life varies significantly according to RGB brightness:

• Up to 42 hours with LIGHTSYNC RGB at 100% brightness
• Up to 100 hours with LIGHTSYNC RGB at 50% brightness
• Up to 1,000 hours with LIGHTSYNC RGB turned off

The keyboard uses a built-in rechargeable lithium-polymer battery and charges through USB-C.

Compact TKL Layout

Unlike the full-size G915 X, the G915 X TKL removes the numeric keypad.

This provides:

• More room for mouse movement
• Smaller desktop footprint
• Better positioning for FPS gaming
• Easier transportation
• More compact gaming setups

Despite its smaller size, it retains dedicated media controls and Logitech's volume roller.

Compatibility

LIGHTSPEED

• Windows 10 / 11
• macOS
• Available USB port required

Bluetooth

Compatible Bluetooth devices running supported versions of:

• Windows
• macOS
• ChromeOS
• Android
• iOS

Logitech G HUB is required for advanced customization features on supported systems.

What's in the Box

• Logitech G915 X LIGHTSPEED TKL Gaming Keyboard – Black
• LIGHTSPEED USB Receiver
• USB Adapter / Extender
• USB-C Charging & Data Cable
• User Documentation

Best For

• Competitive PC Gaming
• FPS Gaming
• Wireless Gaming Setups
• Mechanical Keyboard Users
• Compact Gaming Desks
• Low-Profile Keyboard Users
• RGB Gaming Setups
• Multi-Device Workstations
• Logitech G Ecosystems
• Gaming & Productivity

Why Choose the Logitech G915 X LIGHTSPEED TKL?

• The compact tenkeyless design leaves considerably more desk space available for mouse movement while retaining dedicated media controls.
• This 920-012721 model uses GL Tactile mechanical switches, providing tactile feedback with a short 1.3 mm actuation point and 3.2 mm total travel.
• Tri-mode connectivity gives you a choice between LIGHTSPEED wireless, Bluetooth, and USB wired operation.
• LIGHTSYNC RGB provides approximately 16.8 million colors and extensive lighting customization through Logitech G HUB.
• KEYCONTROL provides extensive command customization, with Logitech advertising up to 15 functions per key.
• Premium double-shot PBT keycaps and a brushed aluminum-alloy top plate improve durability while maintaining the keyboard's ultra-thin profile.
• Battery life reaches up to 42 hours at full RGB brightness, 100 hours at 50% brightness, or 1,000 hours with RGB disabled.
• At only 22.6 mm high, the G915 X LIGHTSPEED TKL combines mechanical switches with an exceptionally slim gaming-keyboard design.