Analog trunk ports: 4 Digital station ports: 6 Analog station ports: 2 VCM channels: 10 Up to two cards per IP500 V2 control unit
The Avaya IP500 Combination Card has four analog trunk ports, six digital station ports, and two analog station ports. This card has up to 10 VCM channels.
Version 2 Compatibility:
Digital station ports: Avaya 1400, 2400, 5400, and 6400 series digital telephones
IP500 V2 control unit running IP Office release 8.1 or higher
Not compatible when running in Essential Edition - Partner version mode.
Version 2 adds:
Compatibility for IP Office 8.1 Feature Pack 1 or higher.
9500 Digital phone series support for digital station ports
Impedance matching to trunk characteristics
Improved echo reduction
Reduction of occasional noise