45
Appendix
Power Connections
Battery, ground, and ignition must be connected 
regardless of the audio connections being used. If the 
vehicle radio and speaker are used instead of the external 
speaker, the audio (+/-) 
must
 be connected to the vehicle 
radio harness.
Note: 
The system's handsfree audio has been optimized 
for the external speaker. Routing the audio output through 
the vehicle's entertainment system may alter the 
handsfree audio performance
Press and 
Release
Pressing a button for 100 
milliseconds, also known as a SHORT 
button press.
Ready State
The system is paired to a phone but is 
not in an active call.
SMS
Short Message Service
Speaker 
Dependence
The degree to which a speech 
recognition system requires 
knowledge of a speaker’s individual 
voice characteristics in order to 
successfully process speech.
Speaker 
Independence
Describes speech recognition 
systems that do not need to be trained 
by a user.
Speech 
recognition
The method of verbal input into the 
speech interface.
Term Definition
BTHandsfree_multi.book  Page 45  Tuesday, July 12, 2005  8:46 AM