Technical Specifications of Samsung A657 mobile phone

• Network: GSM 850 / 900 / 1800 / 1900 / HSDPA 850 / 1900
• Announced: 2009, 2Q (April)
• Dimensions: 115 x 52 x 19.5 mm
• Weight: 123 g
• Display type: TFT, 256K colors
• Display size: 176 x 220 pixels, 1.9 inches
  - Wallpapers
• Ringtones type: Polyphonic (72), MP3
• Vibration: Yes
• Phonebook: 1000 entries
• Call records: Yes
• Card slot: microSD (TransFlash) up to 8GB
  - Internal 128 MB
• GPRS: Class 10 (4+1/3+2 slots)
• Data speed: 32 - 48 kbps
• Messaging: SMS, MMS, Email
• Clock: Yes
• Alarm: Yes
• Infrared port: No
• Games: Yes + downloadable
• Colors: Black
• Other features: - EDGE Class 10, 236.8 kbps
  - 3G HSDPA, 3.6 Mbps
  - Bluetooth v2.0 with A2DP
  - USB v2.0
  - Browser WAP 2.0/xHTML
  - Java MIDP 2.0
  - Shock, splash and dust resistant
  - MP3/e-AAC+/WMA/AMR/SMAF player
  - MPEG4/3GP player
  - Dedicated flashlight
  - AT&T Navigator
  - Push to Talk
  - Organizer
  - Voice memo
  - Stopwatch
  - T9
• Battery Type: Standard battery, Li-Ion 1420 mAh
• Stand-by: Up to 250 h
• Talk time: Up to 3 h