Bluetooth profiles


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Bluetooth profiles

The ways wireless Bluetooth transmission can be used are defined in "profile" specifications, and the major profiles are summarized below. See Bluetooth.

GAP - Generic Access Profile
SDAP - Service Discovery Application Profile
Device and service discovery.

HSP - Headset Profile
The common headset application, first deployed in 1998.

HFP - Handsfree Profile
Hands-free calling while driving. Headsets use this profile for redial and call waiting. First deployed in 2002.

A2DP - Advanced Audio Distribution Profile
Supports mono and stereo audio. For example, a smartphone transmits MP3 music via A2DP and phone calls via HSP or HFP (see above). See Bluetooth audio.

PBAP - Phone Book Access Profile
Transfer a cellphone's contact list to a car's hands-free system.

HID - Human Interface Device
Based on the USB controller protocol, supports mice, keyboards and game controllers.

AVRCP - AV Remote Control Profile
Enables a smartphone to function as a remote control for computers and home theater equipment.

BIP - Basic Imaging Profile
Transmit images to external storage. Also used for remote controls and selfie sticks to snap a photo.

BPP - Basic Printing Profile
HCRP - Hard Copy Cable Replacement Profile
BPP supports printing without a printer driver, while HCRP requires a driver in the transmitting device.

CTP - Cordless Telephony Profile
Enables cellphones to connect to landlines in the home or office.

ICP - Intercom Profile
Always-on communications between two phones. See walkie talkie.

IPSP/GATT - IP Support Profile/Generic Attribute
Internet IPv6 connectivity for low-power IoT devices. IPSP is direct, while GATT uses gateways. See Bluetooth 4.2.
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The handset offers the following features: touch-sensitive navigation pad; 3.1" capacitive touch screen; pre-loaded applications such as Gmail, Google Talk, YouTube, Google Search and Google Maps with Google Maps navigation; Happenings Widget; universal inbox; automatic backup on the MOTOBLUR portal; 8GB microSD card pre-installed; as well as support for Bluetooth profiles, including A2DP, HID, HSP, HFP, AVRCP and GAP.
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Under the Generic AMP, Bluetooth profiles and protocols have access to higher data rates with one or more high-speed radio technologies, while the standard Bluetooth radio handles routine association and link maintenance tasks and provides backward compatibility with the two billion Bluetooth devices already on the market.
The Marvell 88W8688 supports all Bluetooth profiles with an industry standard HCI interface.
These include support for HFP/ A2DP/ HSP/ AVRCP Bluetooth profiles, good connectivity, clear audio while on calls and more.
The update weighs 308MB and will have features and improvements like security enhancements, cloud print service, new Bluetooth profiles, immersive mode, full emoji keyboard, messages/Google handout integration and others.