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20AT Approvals – Page 5
38DHB0002UKDU - Issue 1 February 2000
INDeX 20AT Telephone User's Guide
20AT Approvals
The apparatus is approved for connection to the PSTN or
suitable PBX supporting DTMF signalling.
The 20AT has been approved for use of the following
facilities:
– DTMF signalling.
– Mute.
– Dual level receive volume control.
Any other usage will invalidate the approval of the
apparatus if as a result it then ceases to comply with the
standards against which the approval was granted.
This apparatus is capable of 999/112 calls to the
emergency services.
Summary of Contents for INDeX 20AT
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