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A Bluetooth keyboard is a wireless keyboard that connects and communicates with its parent device via the Bluetooth protocol.These devices are widely used with portable devices such as smart phones and tablets, though they are also used with laptops and ultrabooks.
Insignia Systems, Inc. was founded on January 2, 1990 by G.L. Hoffman and David Eiss. [4] The company began operations by selling Impulse sign machines that printed in-Store signs and labels. [ 4 ] In 1991, Insignia Systems became a publicly traded company, trading on the NASDAQ as ISIG, moving to the National Market in 2002. [ 5 ]
Apple Wireless Keyboard (A1016) The first generation Apple Wireless Keyboard was released at the Apple Expo on September 16, 2003. [2] It was based on the updated wired Apple Keyboard (codenamed A1048), and featured white plastic keys housed in a clear plastic shell. Unlike the wired keyboard, there are no USB ports to connect external devices.
A wireless keyboard must have a transmitter built in, and a receiver connected to the computer's keyboard port; it communicates either by radio frequency (RF) or infrared (IR) signals. A wireless keyboard may use industry standard Bluetooth radio communication, in which case the receiver may be built into the computer.
Insignia may also refer to: Insignia trilogy, a series of young-adult science fiction novels by S.J. Kincaid; MS Insignia, the lead ship of the R class of cruise ships built for Renaissance cruises; Insignia Systems, a publicly traded U.S. corporation; Opel Insignia, a large family car model; Insignia, a brand of electronic equipment produced ...
Some variants, known as wireless hardware keyloggers, have the ability to be controlled and monitored remotely by means of a wireless communication standard. [ citation needed ] Wireless keylogger sniffers - Collect packets of data being transferred from a wireless keyboard and its receiver and then attempt to crack the encryption key being ...