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Cardiac-eu.org

Checklist for Voice over Internet Protocol (VoIP)

No significant benefits No significant benefits
Minor benefits Minor benefits
Major benefits Major benefits
User Groups
Visual
Hearing
Physical
Cognitive
Ageing

 

 

 

 

 

 

High bandwidth

No significant benefits visual

Major benefits hearing

No significant benefits physical

No significant benefits cognitive

No significant benefits ageing

 

 

 

 

 

 

VoIP hardware telephone

 

 

 

 

 

Ergonomically designed telephone

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

Standardised layout of the telephone

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

Helpful and logical menu systems

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

Displays

 

 

 

 

 

Good contrast i.e. for text, graphics

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Adequate and adjustable illumination of the display

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Large tilting display

Major benefits visual

Major benefits hearing

Minor benefits physical

No significant benefits cognitive

Minor benefits ageing

Anti-glare provision

Major benefits visual

Major benefits hearing

No significant benefits physical

Major benefits cognitive

Major benefits ageing

Line by line presentation of text

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Blue, green and violet combinations avoided

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

Minor benefits ageing

Colour alone not carry information

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Visual indication of line status

No significant benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Visual indicator for ringer (or a socket for external flashing light)

No significant benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Keys

 

 

 

 

 

Good visual contrast between the keys and body of the phone

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

Minor benefits ageing

Key tops are convex or flat with a raised edge

Minor benefits visual

No significant benefits hearing

Major benefits physical

No significant benefits cognitive

Minor benefits ageing

Keys are as large as possible

Major benefits visual

No significant benefits hearing

Major benefits physical

No significant benefits cognitive

Minor benefits ageing

Keys are internally illuminated

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

Minor benefits ageing

Visual markings on the keys are clear and as large as possible

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

Minor benefits ageing

Keys are raised 5mm above the body of the phone

Major benefits visual

No significant benefits hearing

Minor benefits physical

No significant benefits cognitive

Minor benefits ageing

Auditory feedback of key activation

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Tactile feedback of key activation

Major benefits visual

Major benefits hearing

Minor benefits physical

Minor benefits cognitive

Minor benefits ageing

The "5" key and the "F" and "J" keys on a QWERTY keyboard are marked tactually

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

Minor benefits ageing

There is a voice mode selection that announces all key presses

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Easy to understand key functions

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

Fonts

 

 

 

 

 

Minimum type size of 12 point

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Clear letter spacing between each character

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Kerning between specific characters is sufficient so as to ensure legibility

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

The use of italic fonts is avoided

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Patterned backgrounds for fonts are avoided

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

The font has both upper and lower case letters

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

There is a system for enlarging text on the screen

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Information presented in small amounts

Major benefits visual

No significant benefits hearing

No significant benefits physical

Major benefits cognitive

Minor benefits ageing

Audio

 

 

 

 

 

Ability to select special volume settings

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Sound indication of line status

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

High audio quality

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

Option to switch off verbal feedback when/if not required

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Option to switch off non-speech sounds, if used

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Voice warnings should be presented in a voice that is different from other voices that will be heard in the task situation

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Intelligibility of the messages maximised

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Voice made as natural as possible

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Ability to replay the message if missed

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Ability to interrupt the message if familiar to experienced users

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Human voices used where the choice of messages is relatively limited

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Non-speech audio messages used only for the purposes of alerting

Major benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Touchscreens

 

 

 

 

 

The touch screen is shielded from sunlight

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

The screen is angled towards the horizontal to provide arm/wrist support

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

The screen is perpendicular to the line of sight

Major benefits visual

No significant benefits hearing

Major benefits physical

No significant benefits cognitive

Minor benefits ageing

The text and background colour combination is of high contrast

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Major benefits ageing

Use of blue, green and violet is kept to a minimum

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

Major benefits ageing

There is no noticeable flicker on the screen

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Major benefits ageing

The structure of the visual display allows the user to predict where to find information and how to use it

Major benefits visual

No significant benefits hearing

No significant benefits physical

Major benefits cognitive

Major benefits ageing

 

 

 

 

 

 

VoIP softphone

 

 

 

 

 

Screen reader compatibility

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

No significant benefits ageing

Line by line presentation of text

Major benefits visual

No significant benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Screen magnifier compatibility

Major benefits visual

No significant benefits hearing

No significant benefits physical

No significant benefits cognitive

No significant benefits ageing

Non graphics-rich screen

Major benefits visual

No significant benefits hearing

No significant benefits physical

Major benefits cognitive

Minor benefits ageing

Interference reduced

No significant benefits visual

Major benefits hearing

No significant benefits physical

Minor benefits cognitive

Minor benefits ageing

Simple installation and easy to understand configuration

Minor benefits visual

Minor benefits hearing

Minor benefits physical

Major benefits cognitive

Major benefits ageing

Product documentation is available in alternate formats

Major benefits visual

Major benefits hearing

Minor benefits physical

Major benefits cognitive

Major benefits ageing

Customer support is available

Major benefits visual

Major benefits hearing

Major benefits physical

Major benefits cognitive

Major benefits ageing

Checklist for Plain Old Telephone Systems (POTS)

Checklist for Video Phones