5.8 Double-strike key acceptance Not Applicable Where a keyboard or keypad is provided, the delay after any keystroke, during which an additional key-press will not be accepted if it is identical to the previous keystroke, shall be adjustable up to at least 0,5 seconds. 5.9 Simultaneous user actions Supported Where ICT uses simultaneous user actions for its operation, such ICT shall provide at least one mode of operation that does not require simultaneous user actions to operate the ICT. Section 6 ICT with two-way voice communication Supporting Remarks and Criteria Features Explanations 6.1 bandwidth for speech (informative Not Applicable recommendation) Where ICT provides two-way voice communication, in order to provide good audio quality, that ICT should be able to encode and decode two-way voice communication with a frequency range with an upper limit of at least 7 000 Hz. 6.2.1.1 RTT communication Not Applicable Where ICT supports two-way voice communication in a specified context of use, the ICT shall allow a user to communicate with another user by RTT. 6.2.1.2 Concurrent voice and text Not Applicable Where the ICT, or set of ICT, provided to a user, supports two-way voice communication and enables a user to communicate with another user by RTT, it shall provide a mechanism to select a mode of operation allowing concurrent voice and text. Not Applicable 6.2.2.1 Visually distinguishable display ICT has RTT send and receive capabilities, displayed sent text shall be visually differentiated from and separated from received text. 6.2.2.2 Programmatically determinable send and Not Applicable receive direction
5.8 Double-strike key acceptance Where a keyboard or keypad is provided, the delay after any keystroke, during which an additional key-press will not be accepted if it is identical to the previous keystroke, shall be adjustable up to at least 0,5 seconds. Not Applicable 5.9 Simultaneous user actions Where ICT uses simultaneous user actions for its operation, such ICT shall provide at least one mode of operation that does not require simultaneous user actions to operate the ICT. Supported Section 6 ICT with two-way voice communication Criteria Supporting Features Remarks and Explanations 6.1 bandwidth for speech (informative recommendation) Where ICT provides two-way voice communication, in order to provide good audio quality, that ICT should be able to encode and decode two-way voice communication with a frequency range with an upper limit of at least 7 000 Hz. Not Applicable 6.2.1.1 RTT communication Where ICT supports two-way voice communication in a specified context of use, the ICT shall allow a user to communicate with another user by RTT. Not Applicable 6.2.1.2 Concurrent voice and text Where the ICT, or set of ICT, provided to a user, supports two-way voice communication and enables a user to communicate with another user by RTT, it shall provide a mechanism to select a mode of operation allowing concurrent voice and text. Not Applicable 6.2.2.1 Visually distinguishable display ICT has RTT send and receive capabilities, displayed sent text shall be visually differentiated from and separated from received text. Not Applicable 6.2.2.2 Programmatically determinable send and receive direction Not Applicable