The BlackBerry® 8820 smartphone allows users to access data services using a wireless network, a Wi-Fi® network, or both networks simultaneously. Having the option to simultaneously access both a wireless network and a Wi-Fi network allows the user to do multiple tasks at once. For example, a BlackBerry 8820 smartphone user can send email messages using a Wi-Fi network, while conducting a phone call using the wireless network.

This white paper reviews how a Wi-Fi enabled BlackBerry smartphone can access data services using Wi-Fi networks. It also provides a guide to service availability, outlines the BlackBerry data services and wireless service provider data as well as voice services available under the different connection methods.