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Bluetooth Headset Specifications
Nov 15, 2016

When choosing a Bluetooth headset, as many brands of mobile phone and headset, consumers most troubling is the question of compatibility between the mobile phone and the Bluetooth headset. Manufacturers pointed out that Bluetooth headsets on the specification, HeadsetPro-file (HSP), HandfreeProfile (HFP) and A2DP for three kinds of specifications, HSP provides cell phone (mobile phone) needed to communicate with the headset's basic functions. HandfreeProfile (HFP) in HeadsetPro-file (HSP) on the basis of some extended features have been added, originally only used on a fixed Bluetooth Headset Handsfree device to control the mobile phone. A2DP (advanced audio specifications) allows the transmission of stereo audio signals. (Compared to Mono for HSP and HFP encryption, much better quality). Determine the compatibility of your headset and phone.

Which supports the HFP formats Bluetooth headset mobile phone fairly complete, consumers also operates on the headset phone set the Redial, call reservations, refused to listen to calls, such as hands-free option. Nokia, Motorola, Sony Ericsson, QCY launched several companies such as Bluetooth headsets, for example, almost all to support the HFP formats, beauty is at the same time supporting HFP and HSP, consumer purchase, should pay special attention.

In addition, when consumers purchase Bluetooth products, often encounter problems how to choose a Bluetooth version Bluetooth version, concerns the quality of the received signal, the new version more able to overcome noise, and Bluetooth all latest versions are designed to be backward compatible with all previous versions Version 2.0 and 1.1 versions of the device are also free connection 3.0 compatibility strong, is a mature technology, and Bluetooth 4.0 is version-compatible version, and an increase in battery life because of technical tips, consumer purchases to balance price and demand.