Specifications

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■ Memory Capacity
Memory capacity differs according to model.
Model Memory
SF-5580RS: 128 KB
SF-5780RS: 256 KB
The following shows the number of items that can be stored in each model.
Telephone Directory
8-character name, 10-character Phone ( ) 1 number
SF-5580RS/SF-5780RS: 4,500/10,000
8-character name, 10-character Phone ( ) 1 number, 20-character address ( )
SF-5580RS/SF-5780RS: 2,300/5,000
Memo
20-character memo
SF-5580RS/SF-5780RS: 3,900/8,500
To Do
20-character description
SF-5580RS/SF-5780RS: 3,600/8,000
Schedule Keeper
20-character description, alarm time setting
SF-5580RS/SF-5780RS: 3,000/6,600
Reminder
10-character description
SF-5580RS/SF-5780RS: 4,200/9,200
Expense Manager
10-character description
SF-5580RS/SF-5780RS: 4,000/8,900