Samsung U320 Haven is made by Samsung mobiles for Verizon wireless, it work on CDMA network, so you can't use the GSM SIM card to this cell phone. Samsung U320 is one of Samsung slider cell phone models, it has an external display with 1" size. The features offered by Samsung U320 is very standard like mp3 player, WAP browser, and GPS, but the GPS for this cell phone just support for E911 call only. The user manual for U320 is available online and free to download here, you can find it in the end of this review. For buyer's guide, Samsung cell phone manuals provide the full cell phone reviews and specification.
