1. 3.5 inch GPS Navigator 2. Bluetooth, Av-in, FM, Ebook 3. MP3 , MP4 , Game Player 4. SiRF Atlas-4 Model ... 90% / 10 meter - Sensitivity: 0.1 m/s - Localization time: 0.1 s FUNCTIONS:1. Voice navigation: route planning, voice reminding, report ... searches, history record, visual angle choice, current surrounding search, settings.3. Information of car speed, direction, distance, star picture, longitude ...