GENERAL
Introduced 1999
Network (2G)GSM 900 / GSM 1800
Network (3G)
Form factorBlock
Antenna typeExternal
HARDWARE SPECS
Siemens S25Numbers in phone50
Received calls10
Outgoing calls10
Lost calls10
Calendar notesNo
SIZE
Siemens S25Weight125.0 g (with battery)
Dimensions117 x 47 x 24
DISPLAY
Siemens S25TypeAlphanumeric
Lines6
ColouredYes
Resolution97 x 54 pixels
Extras
RINGTONES
Siemens S25Number40
Polyphonic ringtonesNo
NETWORKING
Siemens S25GPRSNo
DATAYes, 9600 bps
BluetoothNo
WAPNo
BrowserNo
InfraredNo
Email clientNo
PC kitNo
FEATURES
Siemens S25VibrationYes
SMSSend / Receive
Java
GamesYes, 3
ClockYes
AlarmYes
CalculatorYes
To-do listYes
Voice memoYes
Multiple numbers / contactNo
Changeable facesNo
FM RadioNo
ThermometerNo
BarometerNo