Siemens S45i specifications
| Dimensions | 109 x 46 x 20 mm |
| Volume | 69 cc |
| Weight | 93 grams |
| Stand-by | 1 week |
| Talk time | 4 hour |
| Announced | June 2002 |
| Status | No longer available |
|
| Monoblock | |
|
| Directional key | 4-way |
| Voice command | |
| Voice dialing | |
|
| Monochrome display | |
| 101 x 80 pixels, 7 lines |
|
| Integrated antenna | |
|
| Integrated handsfree speaker | |
| Vibrating alert | |
|
| Dual band | |
|
| GPRS | |
| Personal Information Management (PIM) |
| Alarm clock | |
| Calculator | |
| Converter | |
| Date and time notation | |
| Phonebook with groups | |
| Reminder list | |
| Stopwatch & countdown timer | |
| To-do list | |
| Voice memo | |
|
| Automatic switch on/off phone | |
| Games | |
|
| E-mail | POP3, SMTP |
| Predictive Text Input | T9 |
| SMS | |
|
| Monophonic ringtones | |
|
| Internal memory | |
| 348 KB |
|
| Infrared | |
| Synchronisation | |
| Tethering | |
| WAP | 1.2 |
|
| Battery | User replaceable |
