GENERAL
IntroducedJanuary 2006
Network (2G)GSM 900 / GSM 1800 / GSM 1900
Network (3G)HSDPA 2100
Form factorClamshell
Antenna typeInternal
HARDWARE SPECS
BenQ-Siemens EF91Received calls10
Outgoing calls10
Lost calls10
Shared memory9 MB
Extras- microSD (TransFlash)
- Photo call
SIZE
BenQ-Siemens EF91Weight100.0 g (with battery)
Dimensions92 x 46.5 x 23.5
DISPLAY
BenQ-Siemens EF91TypeGraphical
ColouredYes, TFT, 262K colors
Resolution240 x 320 pixels
Extras- Second external 65K colors display, OLED
RINGTONES
BenQ-Siemens EF91Polyphonic ringtonesYes, 64
Extras- MP3
- 3D sound
NETWORKING
BenQ-Siemens EF91GPRSYes, Class 10 (4+1/3+2 slots), 32 - 4
3GYes, HSDPA
BluetoothYes, 1.2 with A2DP
BrowserYes, WAP 2.0/xHTML
Email clientYes
CAMERA
BenQ-Siemens EF91TypeBuiltin
Extras- 3.2 MP, 2048x1536 pixels, 7x digital zoom, autofocus, video, flash; secondary VGA video call camera
FEATURES
BenQ-Siemens EF91VibrationYes
SMSSend / Receive
MMSSend / Receive
Java
GamesYes, (changeable)
ClockYes
AlarmYes
CalculatorYes
CalendarYes
To-do listYes
Voice memoYes
T9Yes
HandsfreeYes
Extras- Video telephony
- MP3/AAC player
- Currency converter
- Stopwatch
- Organizer