Phone Specifications

Samsung R640 Character specification and features

Network
Technology CDMA / CDMA2000
2G bands CDMA 800 / 1900
3G bands CDMA2000 1x
Speed Yes, 384 kbps
Launch
Announced 2011, July. Released 2011, July
Status Discontinued
Body
Dimensions 107 x 55 x 15 mm (4.21 x 2.17 x 0.59 in)
Weight 120 g (4.23 oz)
Keyboard QWERTY
SIM Mini-SIM
Display
Type TFT touchscreen, 256K colors
Size 2.8 inches, 24.3 cm2 (~41.3% screen-to-body ratio)
Resolution 240 x 320 pixels, 4:3 ratio
  Samsung TouchWiz Lite UI
Memory
Card slot microSDHC (dedicated slot)
Phonebook Yes, Photocall
Call records Yes
Main Camera
Single 1.3 MP
Video
Selfie camera
  No
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN No
Bluetooth 2.1, A2DP, EDR
GPS No
Radio No
USB microUSB 2.0
Features
Sensors
Messaging SMS, Email
Games Yes
Java No
  SNS applications
MP4/H.263 player
MP3/AAC+ player
Organizer
Voice memo
Predictive text input
Battery
  Removable Li-Ion 1000 mAh battery
Stand-by Up to 288 h
Talk time Up to 5 h
Misc
Colors Electric Blue
SAR 0.50 W/kg (head)     0.97 W/kg (body)