BMW EVO 2023 loaded on hard disk drive. for example if your car has external Bluetooth module, you have to disable it because NBT system has internal Bluetooth module. also you will have to rewire microphone from Bluetooth module to NBT head unit directly, you can find instructions and diagram on google.

Brand: HARMAN/KARDON
Bundle Description: I3 EVO ID5 ID6 system upgrade set
Country/Region of Manufacture: Germany
Current Type: Universal
Custom Bundle: Yes
Features: CAN bus Communication, Digital Control Inputs, Direct Control, Flash Memory, Integrated DC Protection, Integrated Switches, Overheat Protection, System Diagnostics, Vibration Resistant
Items Included: Cables, Controller, Hardware, Software
Manufacturer Part Number: 8736162, 8709339
Manufacturer Warranty: 30 Days
Non-Domestic Product: No
OE/OEM Part Number: 6839079, 8709339, 9867503
Performance Part: Yes
Type: EVO NAVIGATION SYSTEM
Universal Fitment: No