• A 96% layout (100-key) wireless mechanical keyboard with a number pad in a compact design thats built for peak productivity and a great tactile typing experience.
• Connect the K4 with up to 3 devices via Bluetooth or to a single device with the USB Type-C wired option. Pair it up with your smartphone, laptop and iPad, and switch amongst the devices swiftly. It offers a highly reliable and broad compatibility Broadcom Bluetooth chipset that is best for home, office and light gaming uses.
• With a unique Mac layout, the K4 has all the necessary Mac function keys while still being compatible with Windows. Extra keycaps for both Windows and Mac operating systems are included.
• The K4 can last up to 72 hours typing, or up to 7 days of normal use (8 hrs/day) with a 4000 mAh big battery; one of the most powerful among mechanical keyboards. N-key rollover (NKRO) on wired mode or 6KRO on wireless mode.
• The keyboard has enchanting RGB backlight with modern keycap legends to help you type in dim environments; available in 15+ types of flashing light mode. Durable Gateron mechanical switch with a 50 million keystroke lifespan to provide an unrivaled tactile responsiveness on the linear Red switches.

Looks and appears new, unused, and in excellent condition. Has been tested. See pictures for details.