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Specs
Samsung A657
Select Device 2
Launch
Announced
2009, April. Released 2009, Q2
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Status
Discontinued
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Network
Technology
GSM / HSPA
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2G
GSM 850 / 900 / 1800 / 1900
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3G
HSDPA 850 / 1900
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Speed
HSPA 3.6/0.384 Mbps
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GPRS
Class 10
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Edge
Class 10
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Body
Dimensions
115 x 52 x 19.5 mm (4.53 x 2.05 x 0.77 in)
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Weight
123 g (4.34 oz)
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SIM
Mini-SIM
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Display
Type
TFT, 256K colors
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Size
1.9 inches (~19.0% screen-to-body ratio)
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Resolution
176 x 220 pixels (~148 ppi pixel density)
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Memory
Card Slot
microSD, up to 8 GB (dedicated slot)
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Internal
128 MB
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Sound
Alert types
Vibration; Polyphonic(72), MP3 ringtones
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Loudspeaker
Yes
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3.5mm Jack
No
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Comms
WLAN
No
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Bluetooth
v2.0, A2DP
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GPS
No
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Radio
No
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USB
v2.0
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Features
Messaging
SMS, MMS, Email
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Browser
WAP 2.0/xHTML
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Java
Yes, MIDP 2.0
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Battery
Battery
Removable Li-Ion 1420 mAh battery
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Stand-by
Up to 250 h
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Talk time
Up to 3 h
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Misc
Colors
Black
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SAR US
1.46 W/kg (head)     0.73 W/kg (body)    
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