SAMSUNG DUO is a quad band device supporting CDMA 800 and 1800 MHz band and GSM 900 and 1800 MHz band and is a completely customized CDMA phone available in India.CDMA cum GSMDUO is a quad band device supporting CDMA 800 and 1900 MHz bands with GSM 900 and 1800 MHz band. The handset operates on CDMA network as well as GSM networks in India and internationally. You can switch between the two networks easily without the need for restarting the handset. World roaming

Roam around the world freely with new advanced DUO. DUO quad band Support and combination of CDMA and GSM technology facilitates roaming in maximum countries around the world. Large high definition display Life is beautiful with DUO vibrant 2.2 inch, 262,000 colours. IT has a TFT display with 176 x 220 pixel resolution.
Touch screen easily access the rich features of the phone with just one touch on the sharp and responsive touch screen display of DUO. DUO has several frequently accessed functions on the screen in the form of on screen icons. Sketch memo Use the sketch memo to directly write on the special note pad on the screen and send the sketch memo through MMS as a picture. .