The low-profile wireless keyboard with the Mac layout will not only cater to the demands of discerning Mac users its smart technical features and the workmanship are also second to none. FN Lock is used to enjoy permanent access to 13 frequently used Mac functions, such as Mission Control, Spotlight Search, screen brightness, lock PC and media controls. If FN Lock is not activated, the keyboard simply performs the F key commands. A brief glance at the FN Lock LED will suffice to determine whether FN Lock is activated or not. If caps lock is activated or the rechargeable battery is running low, this is also indicated by the LEDs. The extra-slim keyboard has a range of up to 10 m when connected using Bluetooth or the 2.4 GHz wireless USB receiver included with it. The slide switch on the keyboard allows you to change from one transmission type to the other with ease. For example, you can connect a laptop using Bluetooth and an additional PC using wireless. AES-128 also encrypts the data being transmitted.