SAMSUNG SGH i640 has a slider keypad, 2MP camera, Bluetooth v2.0 with EDR, 141MB of internal memory and expandable using microSD cards. SAMSUNG i640 also runs on Windows Mobile 6.0.

General features
GSM 850/900/1800/1900
Dimensions : 94.4 x 61 x 16.9 mm
Weight : 148 g
Display: TFT, 65K colors , 320 x 240 pixels, 2.4"

Ringtones
# Polyphonic (40 channels), MP3
# Vibration

Memory
141 MB Embedded Memory
microSD (TransFlash) Card Slot

Connectivity
HSDPA
GPRS
EDGE
Bluetooth
USB

Messaging
SMS, MMS, Email, Instant Messaging

Camera
2 Megapixels Camera with Video

Browser
WAP 2.0/xHTML, HTML, RSS feeds

Other
Java MIDP 2.0
WMV/3GP/MPEG4 player
WMA/MP3/AAC+ player
Organiser
Document viewer (MS Word, Excel, PPT, PDF)
Image viewer (jpeg/gif/bmp/png)
Voice memo
Built-in handsfree

Included Accessories
1 Samsung I640 Phone
2 AB414757BE Battery
1 APCBS10BSE Data Cable
1 ATADS10ESE Charger
1 Handsfree
1 User's Manual
2 Charger Adaptor
1 Battery Charger (ABCC768BWE)