Top features:- LIGHTSPEED wireless technology for a reliable, ultra-fast response rate - Six programmable keys allows you to customise your gaming experience - Multihost 2.4 GHz and Bluetooth makes it easy to connect to multiple devices LIGHTSPEED wireless technologyEnjoy gaming without limits with the Logitech G613 Wireless Mechanical Gaming Keyboard.LIGHTSPEED technology provides an ultra-fast 1ms report rate, while maintaining a reliable wireless performance that won't lag or disconnect. With up to 18 months of power from two AA batteries, you never need to worry about your keyboard dying when you need it most.Six Programmable keysCustomise your gaming and get the most out of your keyboard with the six programmable keys. Positioned for optimal speed and accessibility, they can be assigned different commands per profile and are quick to set up with the Logitech Gaming Software.Multihost 2.4 GHz and BluetoothEnjoy dual connectivity to control multiple devices, and easily switch between them with the push of a button. In addition, G613 features Logitech G's proprietary Romer-G mechanical key switches; ensuring great performance with a smooth feel and durability. Romer-G switches actuate at a distance of 1.5 mm - up to 25% shorter and faster than the leading competitor.