Siemens A31
⚖️85 g (3.00 oz), 102 x 46 x 17.6 mm, 75 cc thickness
💾1.5MB, No card slot
N/A
128x128 pixels
820mAh
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Network
Technology
GSM
2G bands
• GSM 900 / 1800
• GSM 850 / 1900 - US version
GPRS
Class 8
EDGE
No
Launch
Announced
2005, November
Status
Discontinued
Body
Dimensions
102 x 46 x 17.6 mm, 75 cc (4.02 x 1.81 x 0.69 in)
Weight
85 g (3.00 oz)
SIM
Mini-SIM
Display
Type
CSTN, 65K colors
Resolution
128 x 128 pixels, 1:1 ratio
Memory
Card slot
No
Phonebook
Yes
Call records
10 dialed, 10 received, 10 missed calls
Internal
1.5MB
Camera
No
Sound
Loudspeaker
Yes
Alert types
Vibration; Polyphonic(32) ringtones
3.5mm jack
No
Comms
WLAN
No
Bluetooth
No
Positioning
No
Radio
No
USB
No
Features
Sensors
N/A
Messaging
SMS, EMS, MMS
Browser
WAP 1.2.1
Games
Yes + downloadable
Java
Yes, MIDP 1.0
Predictive text input
N/A
Organizer
N/A
Battery
Type
Removable Li-Ion 820 mAh battery
Stand-by
Up to 270 h
Talk time
Up to 5 h
Misc
Colors
Anthracite, Ruby Red