Product Selection Guide

based on your Enivronment

The Caller ID hardware model required depends upon the type of phones in use and the software application that provides popup screens.

Analog phones use Whozz Calling? units, while VoIP phones use Vertex units.

Software packages integrate into particluar models of Whozz calling? units. Vertex units are compatible with all software applications listed below.

Type of Phone you use:


Wired analog phones are connected with standard phone cables.
Analog wireless phones transmit the wireless signal using a base set connected to a standard phone cable.


Wired VoIP phones are connected to your network (not your phone system) with an Ethernet cable.
Wireless VoIP phones normally use a base set connected with an Ethernet cable.

Popular VoIP Phone Brands:

  • Cisco
  • Yealink
  • Polycom
  • Grandstream
  • Digium
  • Snom
  • Ooma (Not Compatible)
  • Mitel (Not Compatible)

Select Your Software:

Country in which product will be used:

Number of phone lines to be monitored:

Complete the above information for results.
Vertex - Caller ID for VoIP Number of Channels
Vertex Select More Criteria

Recommended Product
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Whozz Calling? Type Compatibility with Selection
Basic Serial Select More Criteria
Basic Ethernet Select More Criteria
Deluxe Serial Select More Criteria
Deluxe Ethernet Select More Criteria

Recommended Product
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