Specifications:

Keyboard size: 14.0*5.8 in

Item weight: 0.60 kg

Switch: Low-profile red switches

Keyboard connectivity: Wired / Bluetooth / 2.4Ghz Wireless

Matrix: 87 keys (Full rollover)

Extra G keys: 4

Battery: 1900 mAh lithium

Features:

 - Bluetooth /2.4Ghz / wired, tri-mode ultra-thin low profile TKL gaming keyboard

 - Low-profile linear & quiet red switches

 - 30% smaller  ultra-thin with dedicated media control

 - Profesional software

 - RGB backlit

5.0 BT/2.4 GHZ/wired three modes 80% TKL wireless gaming keyboard:

Here comes Redragon's innovative 1st-Gen 3-mode connection technology, USB Type-C wired, BT 3.0/5.0 & 2.4Ghz wireless modes which advanced your user experience to the next level in all fields. Built-in upgraded 3.0/5.0 Bluetooth and 2.4 GHz Wireless chips, K621 offers a real-wireless and no-latency connection for all devices in the market. Easy to toggle among different devices in 3 modes setting no limits of possibility.

80% TKL low-profile:

Compact tenkeyless 87 keys in a low-profile design, offer more space for mouse movement and shorter actuation distance. Provides precise performance at half the height while retaining the white simplicity style.

More extra practical:

Set with 4*5 on-the-fly macro keys and a dedicated function area for media control. Convenient to rec frequently used macros without software, play the next song, or just scroll for volume adjustment.

Solid use durability:

Equipped with an advanced 1900 mAh lithium battery, the keyboard provides a prolonged use time in wireless mode. A low battery indicator makes sure the keyboard will always be online if you don't forget to recharge.

Endless redefine ways:

With powerful software support, whatever backlit modes, key reassignments, or combo keys macro records all enable easy access. Level up your working efficiency and gaming performance in the best way.

5 devices switchable:

With 3 Bluetooth devices storable, a 2.4Ghz Wireless mode, and a wired mode, K618 can save and switch connections to five devices simultaneously. One keyboard is good enough for most of the devices in your home.

Superb RGB for gamers:

Up to 20 preset vibrant backlight modes can be adjusted easily by FN + ins, the brightness is also adjustable by the scroll section. The Redragon logo filled with the same RGB colors offers extra active buff for gamers.

What's inside the box: 

1 x Redragon K621 TKL gaming keyboard

1 x Detachable Type-C cable

1 x User manual