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Cooler Master MasterKeys CK721 Wireless RGB Keyboard Blue

CK-721-GKTL1-US | Cooler Master

This product has been discontinued

The Cooler Master MasterKeys CK721 is a 65% layout keyboard that features TTC mechanical Blue switches that are rated for up to 50 million keystrokes, 1000Hz polling rate(wired), on-the-fly controls, RGB backlighting, all on a removable aluminum top plate for customization or easy access for maintenance.

Features


Reliable Mechanical Switches

Dominate in any type of game with mechanical switches good for 50 million keystrokes. All the responsiveness, accuracy, and tactile satisfaction you can handle.

Cooler Master MasterKeys CK721 RGB Switch - Blue Feature 1

Get Attached – But Only If You Want To

Choose between wired Type-C connectivity or two types of wireless: 2.4 GHz for minimal latency or Bluetooth 5.1 for superior convenience with three simultaneously connected devices, no matter if it’s your laptop, mobile, tablet or PC. Who says you can’t have your cake and eat it too?

Universal Compatibility for Worry-Free Use

It doesn’t matter which side of the computer spectrum you fall on; the CK721 is virtually compatible with every modern device on the planet. That includes devices with: Windows 8 and above, Mac OS X, iOS and Android. And for maximum convenience, easily soft-switch between all devices with a simple keypress.

Cooler Master MasterKeys CK721 RGB Switch - Blue Feature 2

Portable 65% Layout & Soft Wrist Rest

Low-friction cloth to keep you comfortable during long gaming sessions along with a compact layout and design, perfect for on-the-go use with mobile devices and laptops.

Cooler Master MasterKeys CK721 RGB Switch - Blue Feature 3

Rugged, Durable Design and Removable Top Plate

The CK721 is built to last, with a thoughtful design that’s equal parts minimalistic and rugged, with an aluminium top plate that is easily removable for customization or easy access for maintenance.

*Lever to remove the top plate is located underneath the dongle cover. Pull the lever towards the front of the keyboard to loosen the top plate for removal. If you accidentally press the lever or decide not to remove it, place your thumbs on the left and right side of the keyboard top plate and gently rock it side to side to lock it back into place.

Take Control With a Precision Dial

Better known as “rotary encoders” in nerdier circles, a three-way precision dial enables you to adjust volume, cycle through colour modes, and more — all customizable via our MasterPlus+ software.

Default Bindings:

Profile 1

  • Left = Volume Down
  • Right = Volume Up
  • Press = Mute

Profile 2

  • Left = Previous Track
  • Right = Next Track
  • Press = Play / Pause

Profile 3

  • Left = Decrease Brightness
  • Right = Increase Brightness
  • Press = On / Off Backlight

Profile 4

  • Left = Cycle LED Mode -
  • Right = Cycle LED Mode +
  • Press = Cycle Lighting Mode Speed (1 - 5)

Masterplus+ Suite Support

The CK721 is one of the first Cooler Master products to support the new MasterPlus+ software, a unified control hub where managing all of your Cooler Master gear is easier than ever. Adjust all of your settings from one dashboard, and even sync your lighting settings across multiple devices with ease.

*To ensure optimal use of the product, please download the MasterPlus+ software and update the latest firmware.

*In wired mode, you cannot update the firmware associated with wireless functionality. In order to fully update, please be sure to plug the dongle into your PC and make sure the CK721 is successfully connected via 2.4GHz. Start up the MasterPlus+ software and proceed through the prompts in order to fully update your keyboard to the newest functions.

Real-Time Adjustment of Settings

When you’re in a groove, the last thing you want to do is Alt+Tab out to adjust your keyboard settings. The CK721 combats that with an innovative On-the-fly System. In the heat of battle, easily adjust per-key backlighting, switch lighting modes, and even record macros with just a few keypresses. Get the functionality of software without needing to have software bloating your system - saving you time and precious PC resources.

Cooler Master MasterKeys CK721 RGB Switch - Blue Feature 4

RGB Per-Key Backlighting

No-nonsense backlighting for a no-nonsense keyboard - illuminate your keys based on control schemes, or just do it because it looks cool with 16.7 million colours to mix and match.

  • Static, Custom, Ripple, Fireball, Rainbow Wave, Stars, Reactive Punch, Water Ripple, Cross Hair, Colour Cycle, Reactive Tornado, Heartbeat, Reactive Fade, Breathing, Cycle Spectrum, Snowing

Two-Step Kickstand for Improved Ergonomics

Adjustable feet improves the ergonomics of the CK721 by letting you control the angle of the keys to reduce wrist strain.

Cooler Master MasterKeys CK721 RGB Switch - Blue Feature 5

Enhance Your Board With Accessories

Coming soon we'll have a braided coiled cable, PBT keycap sets and coloured aluminium top plates for you to customize and truly make the CK721 yours.

Specifications


Model Number CK-721-GKTL1-US
Keyboard Switch Type TTC Mechanical Switch (Blue)
Keyboard Keycaps ABS Painting & Laser Engraved, OEM Profile
Keyboard Material Aluminium, Plastic
Keyboard Colour Space Grey
Keyboard LED Colour RGB, 16.7 million colours
Keyboard Polling Rate 1000 Hz (Wired/2.4GHz Mode), 125Hz (Bluetooth Mode)
Keyboard Response Time 1ms (Wired/2.4GHz Mode), 8ms (Bluetooth Mode)
On-the-fly System Yes
Keyboard Multimedia Key Through Function Key (FN)
Connectivity Wired, 2.4 GHz, Bluetooth 5.1
Charging Support Wired charging
Battery 2000 mAh
Battery Life 73 hrs (LED Off)
Compatible OS Windows 8+, Mac OS X 10.10+, Android, iOS
Software Support Cooler Master MasterPlus+
Keyboard Cable 1.8 m, USB Type C to Type A, Detachable & Braided
Wrist rest Cloth / SBR, 334 x 95 x 18 mm
Keyboard Dimensions (L x W x H) Standard: 334 x 118 x 37 mm / 13.15 x 4.65 x 1.46 inches, With 1st stage feet open: 334 x 118 x 43 mm / 13.15 x 4.65 x 1.69 inches, With 2nd stage feet open: 334 x 118 x 46 mm / 13.15 x 4.65 x 1.81 inches
Keyboard Weight 764g / 1.68 lbs (without Cable & Dongle)
Warranty 2 years
Product Keyboard
Key Feel Clicky
Travel (mm) 4
Actuation Force 60 g
Actuation Point (mm) 2
Debounce Time (ms) >5
Backed by a 2 year Cooler Master warranty.

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