When entering a new area, sometimes we get confused with directions and we always get annoyed when trapped in a bust traffic, thus we need a gadget that is able to bring optimal functionality to prevent us from unpleasant experience during driving activity. Manufactured by Garmin, this portable GPS navigator is dedicated to provide functional navigation with life time map and traffic updates to create optimal performance on its application. Nuvi 3790, name of this product is supported with sophisticated features that is spectacular such as voice activated navigation and Bluetooth wireless technology with high sensitivity GPS receiver. This portable GPS comes with 4.3 inch enhance glass dual-orientation WVGA color TFT with white backlight and touch-screen interface technology that is amazing. This product is integrated with a built-in microphone and speaker to create easy hand-free calling in a simplest way.