9/1/2023 0 Comments Bluetooth versions hfp![]() ![]() ![]() The controller is typically a remote control device and the target device is a device whose characteristics can be changed. AVRCP defines two roles, the controller and the target device. This includes pause, stop, start playback, volume control, and other types of remote control operations. ![]() It can be used with A2DP or VDP.ĪVRCP defines how to control the characteristics of streaming media. This profile is used to permit a single remote control device (or other device) to control the A/V devices that all users can access. There are also consumers who see the technical parameters mentioned Bluetooth V1.0 V1.1 V1.2 V2.0 - these refer to the technical version of Bluetooth, which refers to the speed of transmission via Bluetooth, whether they support A2DP depends on the Bluetooth product Does the manufacturer use this technology?ĪVRCP (Audio/Video Remote Control Profile), which is the audio/video remote control specification.ĪVRCP is designed to provide a standard interface for controlling TV, Hi-Fi devices, and more. If your phone supports Bluetooth, you can use the A2DP headset as long as you load the A2DP protocol. The sound can reach 44.1kHz, and the average earphone can only reach 8kHz. A headset with A2DP is a Bluetooth stereo headset. The full name of A2DP is the Advanced Audio Distribution Profile Bluetooth Audio Transmission Model Agreement! A2DP is able to use the chip inside the headset to stack data to achieve high definition of sound. Several device types of HSP may be used: headsets, cell phones, PDAs, personal computers, laptops. It relies on a 64-kilobyte encoded audio/s CVSD or PCM as well as an AT command from a subset of GSM 07.07, including the ring's ability to minimize control, answer incoming calls, hang up and volume adjustments.Ī typical use scenario is to connect to a mobile phone using a wireless headset. This is the most commonly used configuration for current popular support for Bluetooth headsets and mobile phones. Once connected and configured, the headset can be used as an audio input and output interface for remote devices. HSP describes how a Bluetooth headset communicates with a computer or other Bluetooth device, such as a cell phone. Rejecting and voice dialing depends on whether the Bluetooth headset and the phone are supported. HFP (Hands-free Profile) allows Bluetooth devices to control calls, such as answering, hanging up, rejecting, voice dialing, etc. ![]()
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