Pros:- can coexist with WiFi network- good phonebook features. You can transfer phonebook entries among baseset, handset - yes, the phonebook is not centralized.- u can save entries from your call log to the phonebookCons:- harder than Panasonic to dial with calling cards. Speed dial toll-free number, then browse phone book to select the entry and then dial the number. If you have Panasonic just 2 steps: speed dial toll-free number;speed dial desired number.- hit talk->dial number->(cannot switch to speakerphone until the set completes the dialing)