Patton electronic 4520 manual Appendix a Specifications, Chapter contents

Appendix A Specifications
Chapter contents
DSP	65
Voice connectivity	65
Connectivity	65
Voice processing (signalling dependent)	65
Fax and modem support	65
Voice signalling	66
Voice routing—session router	66
IP services	66
Management	67
Operating environment	67
Operating temperature	67
Operating humidity	67
System	67
Compliance	67
Dimensions	67
Weight and power dissipation	68
Power supply	68
AC version	68
DC version	68

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