Membrane keyboard


A membrane keyboard is a computer keyboard whose "keys" are not separate, moving parts, as with the majority of other keyboards, but rather are pressure pads that have only outlines and symbols printed on a flat, flexible surface. Very little, if any, tactile feedback is felt when using such a keyboard, and error-free blind typing can be difficult.
Source: Wikipedia
  • Contacted Chip Card

    Contact smart cards have a contact area, comprising several gold-plated contact pads, that is about 1cm square. When inserted into a reader, the chip makes contact with electrical connectors that can read information from the chip and write informati…