A657 By SAMSUNG
Bands
5g
4g
3g
2g
4g
3g
2g
Variants
Battery
0 (mah) -
Placeholder
Memory
call-records
Yes
Card slot
microSDHC (dedicated slot)
Internal
128MB
phonebook
1000 entries
Body
Dimensions
115 x 52 x 19.5 mm (4.53 x 2.05 x 0.77 in)
SIM
Mini-SIM
Dust, shock and splash resistant Flashlight
Dust, shock and splash resistant Flashlight
Weight
123 g (4.34 oz)
Display
Resolution
176 x 220 pixels (~148 ppi density)
Wallpapers
Wallpapers
Size
1.9 inches, 11.4 cm2 (~19.0% screen-to-body ratio)
Type
TFT, 256K colors
Sound
35mm jack
No
Loudspeaker
Yes
Network
2G
GSM 850 / 900 / 1800 / 1900
3G
HSDPA 850 / 1900
Speed
HSPA 3.6/0.384 Mbps
Technology
GSM / HSPA
Communications
Bluetooth
2.0, A2DP
GPS
No
Radio
No
USB
2.0
WLan
No
Features
browser
WAP 2.0/xHTML
games
Yes + downloadable
java
Yes, MIDP 2.0
MP3/eAAC+/WMA player MP4/H.263 player Push to Talk Organizer Voice memo Stopwatch Predictive text input
MP3/eAAC+/WMA player MP4/H.263 player Push to Talk Organizer Voice memo Stopwatch Predictive text input
messaging
SMS, MMS, Email
Sensors
Battery
stand-by
Up to 250 h
Talk time
Up to 3 h
Type
Removable Li-Ion 1420 mAh battery
Miscellaneous
Colors
Black
SAR
1.46 W/kg (head) 0.73 W/kg (body)