 For example, the "Anniversary" and "Appointment" modes of the previous Datalink models were no longer available, and the number of phone entries for the Ironman Datalink was reduced to 38, from a maximum of 150 of the older Datalink model 150.The "Make a List" function of the Datalink 150 model was also gone.This feature enabled the user to create short lists for various tasks, and import wristapps, special programs with custom applications which could be added to the watch.