The Nokia 7110 was the first Nokia phone with a WAP browser. The 7110 was also the first and only phone to feature a navi-roller key.
The Nokia 7110 was one of the first Mobile Phones has a WAP Browser (Wireless Application Protocol) or Microbrowser. It was also the first phone to feature the Dynamic memory in the contacts, calendar and Messages and the first Nokia phone to feature SNAKE II, Racket (later in the Series 40 phones).
Additionally it was the first mass produced attempt at how a ternary (three soft) key selections could be implemented. This early 'experimentation' has meant that the Nokia user interface has developed limited ambiguity.