The heaviest price speculation has been around the high-end, 18-karat gold Apple Watch (dubbed âApple Watch Editionâ).
In electronics, a multiplexer (or mux) is a device that selects one of several analog or digital input signals and forwards the selected input into a single line. A multiplexer of 2 inputs has n select lines, which are used to select which input line to send to the output.
Full duplex. A full-duplex (FDX) system is a system which is characterized by allowing simultaneous reception and transmission via 2 unique uplink/downlink channels/frequencies, hence the term duplex meaning two channels. All cellular and land line PSTNs and PDSNs are full duplex systems.