Logitech Unifying receiver: Plug-and-play setup with one tiny receiver that stays in your computer and lets you add compatible devices Reliable 2.4 GHz wireless: Robust connection with up to 10-meter (33 feet) range* (* Wireless range may vary due to environmental and computing conditions.) Eight hot keys: For instant access to the Internet, e-mail, music volume and more Long-lasting battery life: Go 24 months without changing the batteries** (** Keyboard battery life calculation based on an estimated two million keystrokes/year in an office environment. User experience ;may vary.) Works with Windows-based computers: Compact design with familiar full-size layout, including number pad
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