Whether you're on the road for business or pleasure, this advanced, high-definition 3-D navigation system will upgrade your trip to first class. Before you go, you can customize your itinerary on your PC and download it to your iPAQ 310 Travel Companion; then it will guide you turn by turn to your destinations. On the way, you can use it as a hands-free answering system for your Bluetooth-enabled mobile phone, as well as enjoy premium digital entertainment.