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  • ETSI ES 201 381
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ETSI ES 201 381

  • Human Factors (HF); Telecommunications keypads and keyboards; Tactile identifiers
  • standard by European Telecommunications Standards Institute, 12/01/1998
  • Publisher: ETSI

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This standard specifies the form, dimension, location of raised tactile identifiers in the form of small, raised dots on telecommunications keyboards and keypads. Raised tactile identifiers help blind and visually impaired people identify the various keys of telephone keyboards and keypads. The identifiers should comply with existing standards for tactile identifiers in order to harmonize telecommunications terminals with other equipment.

Product Details

Edition:
1.1.1
Published:
12/01/1998
Number of Pages:
10
File Size:
1 file , 41 KB

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