WIRELESS MECHANICAL GAMING KEYBOARD High Performance Gaming G613 is a next generation wireless keyboard designed for gamers who demand both the high performance capabilities of mechanical switches and the freedom of wireless gaming.G613 features LIGHTSPEED wireless technology for super fast 1 ms report rate and Bluetooth for multi-host connectivity advanced Romer-G mechanical performance 6-programmable G-keys and amazing battery life. LIGHTSPEED WIRELESS Advanced Wireless Performance LIGHTSPEED wireless technology is our end-to-end optimized wireless solution delivering a 1 ms report rate for super-fast and responsive wireless connectivity. This professional-grade wireless solution is built into the G613 gaming keyboard to deliver exceptionally responsive and consistent performance. ROMER-G MECHANICAL SWITCHES Pro-Grade Mechanical Switches Romer-G mechanical switches deliver quiet precise mechanical performance with incredible feel and durability with 70M click-life. The choice of top esports professionals Romer-G switches have a short-throw actuation at 1.5 mm which means it is 25% faster than the competitions standard mechanical switches. Romer-G is a perfect blend of speed precision and quiet performance. PROGRAMMABLE G-KEYS 6 Programmable Keys Six dedicated G-keys can be programmed with custom macros and in-app commands. Execute complex actions simply and quickly with a keystroke. G-keys can be assigned per game or app profile for customizability and convenience. Use Logitech Gaming Software (LGS) to easily setup and manage profiles commands and more. CONNECT TO MULTIPLE DEVICES Connect Using LIGHTSPEED or Bluetooth Connect to LIGHTSPEED wireless for super fast 1 ms report rate or connect to other devices with the push of a button using Bluetooth connectivity. With multi-host Bluetooth functionality you can pair up to 8 devices. Switch between high-performance LIGHTSPEED wireless and Bluetooth anytime quickly and easily. BATTERY LIFE Up to 18 months battery life Using only 2 AA batteries G613 can be used for up to 18 months. When battery is at 15% both the LED status indicator light on the keyboard and Logitech Gaming Software notifications will warn you before the critical moment hits.