BlackBerry 8820 is the first dual-mode BlackBerry that provides 802.11/a/b/g Wi-Fi connectivity and EDGE / GPRS / GSM mobile connection. BlackBerry 8820 is already support with WEP, WPA, WPA2 and Cisco Compatible Extensions, which means you can access the network, which is usually only can accessible through a laptop. With the availability of Wi-Fi features from BlackBerry 8820 smartphone, you can browse website more quickly than using the cellular data network. This blackBerry mobile phone also equipped with features such as: MP3 ringtone, voice-activated dialing, GPS, and microSD memory slot and microSDHC.

BlackBerry 8820 specs:

Network : GSM 850 / GSM 900 / GSM 1800 / GSM 1900, EDGE
Weight : 4.73 oz (134 g)
Dimensions : 4.49″ x 2.6″ x 0.55″ (114 x 66 x 14 mm)
Form Factor : Bar with Internal Antenna
Battery Talk : 5 hours max. (300 minutes)
Standby : 528 hours max. (22 days)
Battery : 1400 mAh LiIon
Display : LCD (Color TFT/TFD)
Resolution : 320 x 240 pixels (QVGA)
Colors : 65,536 (16-bit)
Memory : 64 MB Phone Book Capacity shared memory
Features : GPS / Location Standalone GPS, Polyphonic, Voice Dialing Speaker-independent (automatic), Real-Music Ringers Supported Formats: MP3, AAC, WMA, Flight Mode, WAP / Web Browser full HTML, keyboard QWERTY, MMS, Alarm, Calculator, Calendar, To-Do List, Voice Memo, Games, Java (J2ME) Version MIDP 2.0, CLDC 1.1, Headset Jack (2.5 mm), Push-To-Talk, Speaker Phone
Connectivity :
Bluetooth
PC Sync
built-in mini-USB connector
Wi-Fi Version(s): 802.11 b/g/a supports WEP, WPA, WPA2
supports commands, status, and digit dialing / supports Bluetooth
Memory Card Slot : microSD (TransFlash)
Protocols Supported: BlackBerry, POP3, IMAP4, Exchange, Domino, GroupWise
supports attachments (Word, Excel, PowerPoint, PDF)