He liked the Evo's built-in features, such as voice navigation, and he wanted to be among the first to use the superfast 4g network.

他喜欢Evo的内置功能，比如语音导航，他也想成为第一批使用超快的4 G网络的人。

youdao

One that's really intriguing is the Sonus 1XT, which includes voice navigation.

ENGADGET: Sonus 1XT DAB radio with voice navigation

Google Maps with voice navigation has been on Android phones since 2009.

WSJ: Review: iPhone Google Maps lags Android version

It gives you everything you get from a GPS device, including 3D maps and voice navigation, and more, all drawing on the great potential of crowdsourcing.

FORBES: Waze Keeps You Out of Traffic, as GPS Meets the Power of the Crowd