AW: Mainly to give the customer a choice, depending on his personal preferences of use. Depending on personal requirements and frequency of use, it may be sufficient to use the smartphone’s own map App like “Google Maps” via Android Auto. The smartphone App may offer a route guidance with acceptable comfort to cover sporadic use. For customers seeking a full navigation system with class typical comfort functions, the Z-EMAP56 (for passenger cars) or Z-EMAP56-MH (for motorhome vehicles) may be a better choice, since those packages are specifically developed for the Z-N956 device.