Razer Orange Mechanical Switches: Enjoy more responsive, tactile typing with keys which require less force to press and have a lower sound profile compared to other mechanical keyboards Ergonomic design: Keycaps lined with a fingerprint-resistant, soft-touch coating and cushioned feel provides all-day comfort Fully programmable keys with macro recording: Customize to best suit your work style - Remap keys, record macros, assign secondary functions and create personal shortcuts Bluetooth and wireless connectivity: Pair the keyboard with up to 4 devices and conveniently switch between desktop, laptop, Android tablet or TV screen with just one click, without the constant need to pair and unpair White LED backlit keys: Adjust the brightness of the keyboard’s lighting to type and work in any environment no matter how dark it gets Battery Life: Up to 12 hours on Bluetooth and 2.4GHz with back-lighting on, or up to 84 hours on Bluetooth and 78 hours on 2.4GHz without back-lighting