The Blackberry Curve 8520 comes with a large 2.6 Inch screen which displays up to sixty five thousand colours on a three hundred & twenty pixel by two hundred & forty pixel TFT screen. The user can use a smooth trackball to navigate their way through menus & the phones features

2G Network GSM 850 / 900 / 1800 / 1900 
Announced 2009, July
Status Available. Released 2009, August
Size Dimensions 109 x 60 x 13.9 mm 
Weight 106 g
Display Type TFT, 65K colors
Size 320 x 240 pixels, 2.46 inches
  - QWERTY keyboard
- Touch-sensitive optical trackpad
Sound Alert types Vibration; Polyphonic(32), MP3 ringtones
Loudspeaker  Yes
3.5mm jack  Yes, check quality
  - Dedicated music keys
Memory Phonebook Practically unlimited entries and fields, Photocall
Call records Yes
Internal 256 MB
Card slot microSD, up to 32GB
Data GPRS Class 10 (4+1/3+2 slots), 32 - 48 kbps
EDGE Class 10, 236.8 kbps
3G No
WLAN Wi-Fi 802.11b/g
Bluetooth Yes, v2.0 with A2DP
Infrared port No
USB Yes, microUSB
Camera Primary 2 MP, 1600x1200 pixels
Video Yes, QVGA
Secondary No
Features OS BlackBerry OS
CPU 512MHz processor
Messaging SMS (threaded view), MMS, Email, IM
Browser HTML
Radio No
Games Yes + downloadable
Colors Black
GPS No
Java Yes
  - MP3/eAAC+/WMA/WAV player
- MP4/H.263/H.264/WMV player
- Organizer
- Voice memo/dial
- Predictive text input
Battery   Standard battery, Li-Ion 1150 mAh
Stand-by Up to 408 h
Talk time Up to 4 h 30 min