Phone Specifications

Samsung R640 Character specification and features

Network
TechnologyCDMA / CDMA2000
2G bandsCDMA 800 / 1900
3G bandsCDMA2000 1x
SpeedYes, 384 kbps
Launch
Announced2011, July. Released 2011, July
StatusDiscontinued
Body
Dimensions107 x 55 x 15 mm (4.21 x 2.17 x 0.59 in)
Weight120 g (4.23 oz)
KeyboardQWERTY
SIMMini-SIM
Display
TypeTFT touchscreen, 256K colors
Size2.8 inches, 24.3 cm2 (~41.3% screen-to-body ratio)
Resolution240 x 320 pixels, 4:3 ratio
 Samsung TouchWiz Lite UI
Memory
Card slotmicroSDHC (dedicated slot)
PhonebookYes, Photocall
Call recordsYes
Main Camera
Single1.3 MP
Video
Selfie camera
 No
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANNo
Bluetooth2.1, A2DP, EDR
GPSNo
RadioNo
USBmicroUSB 2.0
Features
Sensors
MessagingSMS, Email
GamesYes
JavaNo
 SNS applications
MP4/H.263 player
MP3/AAC+ player
Organizer
Voice memo
Predictive text input
Battery
 Removable Li-Ion 1000 mAh battery
Stand-byUp to 288 h
Talk timeUp to 5 h
Misc
ColorsElectric Blue
SAR0.50 W/kg (head)     0.97 W/kg (body)