BlueBus

Features

Full integration with the vehicle for an OE-like experience
Full Support for the Business CD and Navigation Systems
Comfort Features, such as "one touch" blinkers, auto locking doors based on speed, and auto door unlocking based on key position *
Emulation of the OE telephone so that calls can be handled irrespective of the radio mode or state
Support for the OE BMW Microphone
Caller ID display
Metadata display on all UIs
Firmware Upgradable
Compatible with the analog and digital (coax) DSP system
Simple installation
Fully open source, down to the hardware
Extremely high quality audio output

* Not available on all vehicles

Microchip BM83 Bluetooth module
Support for A2DP, HFP, SPP, BLE and MAP Bluetooth protocols
DIT4096 S/PDIF transceiver
2.1v RMS 113dB SNR Audio DAC (Texas Instruments PCM5122)
FT231X USB to Serial Converter
Field upgradable firmware
Melexis TH3122.4 I-Bus transceiver with hardware collision detection/prevention
1MB EEPROM
PAM8406 Amplifier for call handling
OE Connectors sourced from the same company that BMW purchased them from (TE Connectivity)

BMW 3-series E46 (1998-2006)
BMW 5-series E39 (1995-2004)
BMW 7-series E38 (1994-2001)*
BMW X3 E83 (2004-2010)
BMW X5 E53 (1999-2006)
BMW Z4 E85 E86 (2002-2008)
BMW New Mini One and Cooper R50 (2001-2006) R52 (2005-2008) and the R53 (2001-2006)
BMW Range Rover L30/L322 (1999-2003)
BMW Rover 75 R40 (1999-2005)
Limited Support: E31, E36, Z3 (via CD43 radio -- Email for more info)
* Cars built before 1998 may be wired for the M-Bus Changer rather than I-Bus and will not work out of the box with the BlueBus!