Like the headset profile, most Bluetooth profiles
specify two roles: client/server, source/sink, device/host and others.
1 Bluetooth profiles
are standardized according to the purpose of the Bluetooth device.
: Object Push profile (OPP) 1.1, Hands-free profile (HFP) 1.5, Advanced Audio Distribution Profile (A2DP) 1.2, Audio/Video Remote Control Profile (AVRCP) 1.4, Phone Book Access Profile (PBAP) 1.1
Open Mobile Terminal Platform (OMTP), a mobile operator sponsored forum, has released a set of requirements which provide direction on the support of a consistent set of Bluetooth profiles
for mobile devices and accessories.
An adapter not only manages the Bluetooth profiles
and protocols, but it also emulates a wired connection to the host equipment.
: A2DP, AVRCP, HFP (Handsfree Profile)
In addition, the CSR silicon supports most Bluetooth profiles
needed for a car application, including the Bluetooth Audiovisual Remote Control Profile (AVRCP), which allows Toyota to include remote control functionality in future generations of G-BOOK.
It said the embedded system handles up to four handsets and two public network lines and has to support multiples of CTP, HSP, GAP and SDP Bluetooth Profiles
. In addition it said BlueCore manages the rest of the embedded system and its user interface, including a peripheral that handles required public functions such as dial tone, and tone and caller ID detection.