The Nokia 3650 is the first symbian series 60 Symbian phone. It also appeared with Integrated camera for the first time in N.America. The Nokia 3620 and 3660 are successors of the Nokia 3650 smartphone. Both run on Nokia Series 60 version 1.x (and the Symbian operating system). 
The improvements are the keypads that have come over circular keypad and a 16 bit display.
Dimensions : 130 x 57 x 26 mm, 139 cc
Weight : 130g (Lithium battery)
Display : TFT, 4096 colors
Call Records : Detailed, max 30 days
Stand-by : up to 150 – 200 h
Colors : Dark Blue, Grey and Yellow
Messaging : SMS, MMS, Email
Battery : Standard, Li-Ion 850 mAh (BL-5C)
Display size : 176 x 208 pixels, 2.1 inches, 35 x 41 mm
Tags: 3650, N3650, nokia, Nokia 3650