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Samsung A657

Samsung A657
1.9 inches (~19.0% screen-to-body ratio)
128 MB

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Launch
Announced
2009, April. Released 2009, Q2
Status
Discontinued
Network
Technology
GSM / HSPA
2G
GSM 850 / 900 / 1800 / 1900
3G
HSDPA 850 / 1900
Speed
HSPA 3.6/0.384 Mbps
GPRS
Class 10
Edge
Class 10
Body
Dimensions
115 x 52 x 19.5 mm (4.53 x 2.05 x 0.77 in)
Weight
123 g (4.34 oz)
SIM
Mini-SIM
Display
Type
TFT, 256K colors
Size
1.9 inches (~19.0% screen-to-body ratio)
Resolution
176 x 220 pixels (~148 ppi pixel density)
Memory
Card Slot
microSD, up to 8 GB (dedicated slot)
Internal
128 MB
Sound
Alert types
Vibration; Polyphonic(72), MP3 ringtones
Loudspeaker
Yes
3.5mm Jack
No
Comms
WLAN
No
Bluetooth
v2.0, A2DP
GPS
No
Radio
No
USB
v2.0
Features
Messaging
SMS, MMS, Email
Browser
WAP 2.0/xHTML
Java
Yes, MIDP 2.0
Battery
Battery
Removable Li-Ion 1420 mAh battery
Stand-by
Up to 250 h
Talk time
Up to 3 h
Misc
Colors
Black
SAR US
1.46 W/kg (head)     0.73 W/kg (body)