Phone 30

Gives an extra 30 Plain Ordinary Telephone (POT) ports for use with simple telephones. Same usefulness as the IP400 Phone 30 V2 however with coordinating outside of IP500 control unit. It supported by IP Office core software level 2.1(36) minimum and Compactable with IP403, IP406 V1, IP406 V2, and IP412, IP500 running R4.2 or earlier; Professional Edition is required, and IP500 running R5.0 or higher, IP500 V2 running R6.0 or higher