Samsung A657

Samsung A657
  Samsung A657
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)