... design is accordance with this principle, Z1 uses Android OS instead of digital design mode, besides, Z1 ... to any 3G Internet/WLAN (WIFI), you can update your Blog, see online movie, chat online and ... Navigation(GPS+Compass)(3) Smartphone+Smart watch (with Android OS 2.2)(4) Security Monitoring (including SOS ... GSM850/900, DCS1800, PCS1900; 2. OS: Android OS 2.2;3. Memory: ROM: 4GB, RAM: 2GB, can be up ...