Corsair

Corsair CH-911901A K70 RGB TKL Gaming Keyboard - OPX (Renewed)

4.1 (20 reviews)

Dominate the Competition with Champion-Grade PrecisionThe Corsair K70 RGB TKL Champion Series Gaming Keyboard delivers unmatched performance with its CHERRY MX OPX switches, customizable RGB backlighting, and durable design. Built for esports professionals, this keyboard ensures victory in every ...

$119.95*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Dominate the Competition with Champion-Grade Precision

The Corsair K70 RGB TKL Champion Series Gaming Keyboard delivers unmatched performance with its CHERRY MX OPX switches, customizable RGB backlighting, and durable design. Built for esports professionals, this keyboard ensures victory in every game.

  • Brand: Corsair
  • Model: CH-911901A
  • Switch Type: OPX
  • Backlighting: Per-Key RGB
  • Form Factor: Tenkeyless (TKL)
  • Condition: Renewed

Key Features

Built for Champions: CORSAIR CHAMPION SERIES products are designed for and tested by top esports professionals – helping to carry you to victory with a competition-grade keyboard featuring a portable and space-saving tenkeyless form-factor, a detachable USB Type-C cable, and a tournament mode switch.

CORSAIR OPX RGB Optical-Mechanical Keyswitches: Hyper-fast input with 1.0mm actuation distance and smooth linear travel, guaranteed for 150 million keystrokes.

Powered by CORSAIR AXON Hyper-Processing Technology: CORSAIR’s most advanced gaming keyboard experience processes and transmits inputs up to 8x faster than conventional gaming keyboards with 8,000Hz hyper-polling, 4,000Hz key scanning, and up to 20 layers of hardware RGB lighting processing while maintaining speed performance.

PBT Double-Shot Keycaps: A precision-molded keycap set with a standard bottom row layout resists wear, fading, and shine, with 1.5mm thickness for rigid stability.

Tournament-Ready: Flip the tournament switch to focus on winning those crucial games, automatically locking to distraction-free static backlighting and disabling accidental macro activations.

Specifications

Brand
Corsair
Model
CH-911901A K70 RGB TKL
Keyboard Type
Gaming Keyboard
Form Factor
Tenkeyless (TKL)
Key Switches
CORSAIR OPX RGB Optical-Mechanical
Actuation Distance
1.0mm
Keystroke Lifespan
150 million
Polling Rate
8,000Hz (Hyper-polling)
Key Scanning Rate
4,000Hz
Keycaps
PBT Double-Shot (1.5mm thickness)
Connectivity
Detachable USB Type-C
Product Condition
Renewed

Pros & Cons

👍 Pros

  • Designed for and tested by top esports professionals, ensuring competition-grade performance.
  • Features a portable, space-saving tenkeyless form-factor, ideal for competitive gaming setups.
  • Equipped with CORSAIR OPX RGB Optical-Mechanical Keyswitches for hyper-fast 1.0mm actuation and 150 million keystroke guarantee.
  • Powered by CORSAIR AXON Hyper-Processing Technology, delivering inputs up to 8x faster with 8,000Hz hyper-polling.
  • Includes durable PBT Double-Shot Keycaps with 1.5mm thickness, resisting wear, fading, and shine.
  • Offers a tournament switch that locks to static backlighting and disables accidental macro activations, enhancing focus.
  • Features a detachable USB Type-C cable for easy transport and setup.
  • Supports up to 20 layers of hardware RGB lighting processing while maintaining speed performance.

👎 Cons

  • As a renewed product, it may not come with the full manufacturer's warranty or original packaging.
  • The tenkeyless (TKL) form factor lacks a dedicated numpad, which may be a disadvantage for users who frequently use numeric input.
  • The 1.0mm actuation distance might be too sensitive for users accustomed to traditional mechanical switches, potentially leading to mistypes.
  • While it has RGB lighting, specific customization options and software integration for lighting are not detailed.
  • The keyboard's competition-grade features might be overkill for casual users, adding complexity without full utilization.

Frequently Asked Questions

The Corsair K70 RGB TKL Gaming Keyboard is part of the CHAMPION SERIES, designed and tested by top esports professionals, featuring a portable tenkeyless form-factor, a detachable USB Type-C cable, and a tournament mode switch.
This keyboard is equipped with CORSAIR OPX RGB Optical-Mechanical Keyswitches, which provide hyper-fast input with a 1.0mm actuation distance, smooth linear travel, and are guaranteed for 150 million keystrokes.
CORSAIR AXON Hyper-Processing Technology enables the keyboard to process and transmit inputs up to 8x faster than conventional gaming keyboards, with 8,000Hz hyper-polling, 4,000Hz key scanning, and up to 20 layers of hardware RGB lighting while maintaining speed.
The precision-molded PBT Double-Shot Keycaps feature a standard bottom row layout and are designed to resist wear, fading, and shine, offering rigid stability with their 1.5mm thickness.
The tournament switch allows users to focus on critical games by automatically locking to distraction-free static backlighting and disabling accidental macro activations, preparing the keyboard for competitive play.