Samsung A657
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1900
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HSDPA speedHSDPA, 3.6 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2009-4
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Status2009
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Design
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SIMMini-SIM
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Height115 mm
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Width52 mm
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Thickness19.5 mm
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Weight123 g
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ColorsBlack
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Display
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Display typeTFT
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Physical size1.9 inches
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Resolution176 x 220 pixels
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Pixel density148 ppi
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Display colors262144
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Hardware
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Internal storage128 MB
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Memory cardmicroSD
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Memory card max8 GB
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Sound
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3.5mm jackNo
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LoudspeakerYes
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NotificationsVibration; Polyphonic(72), MP3 ringtones
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Multimedia
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RadioNo
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Connectivity
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WLAN
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USB2.0
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Bluetoothv2.0
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Bluetooth A2DPYes
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GPSNo
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Features
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Messaging SMSSMS
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Messaging MMSMMS
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Messaging EmailEmail
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WAPWAP 2.0/xHTML
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JavaYes
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Java MIDPMIDP 2.0
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Battery
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Battery typeLi-Ion
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Battery capacity1420 mAh
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Talk time3 h
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Standby time250 h