... navigation system GPS: newest SiRF 3i+ chip, CPU: Centrality Atlas-IV, dual-core, CPU ARM11 500MHz BT/AVIN/FM GPS,GPS navigation ... ,Car GPS,GPS navigation system,GPS systemNV-6031) Super slim2) ... mini USB port19)Equipped the newest version navigation software and electronics maps20)Built in ... text reading. GPS,GPS navigation,Car GPS,GPS navigation system,GPS system