C07彩票

Qenla Bluetooth Headset Factory tell you the true meaning of “bluetooth”
Bluetooth's pronunciation is ['blu:tu:θ] in British English, and ['blu:tu:θ] in American English. Literally it means blue tooth. In reality, bluetooth is a wireless technology standard for exchanging data over short distances (using short-wavelength UHF radio waves in the ISM band from 2.4 to 2.485 GHz) from fixed and mobile devices, and building personal area networks (PANs). Invented by telecom vendor Ericsson in 1994, it was originally conceived as a wireless alternative to RS-232 data cables. It could be used in wireless information transmission among mobile phone, PDA, wireless headset, laptop and some other related peripherals. Bluetooth technology not only simplifies communication between mobile communication terminal devices, But also simplifies communication between devices and Internet. Based on this technology, data transmission becomes more agile and efficient.
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Which brand of Bluetooth headset is the best
There are all kinds of bluetooth headset in the market, it is not easy to choose a cost-efficient bluetooth headset with good quality. Bluetooth headset is to use bluetooth technology in hands-free headset, to make us call anyone or pick up the phone through a earphone freely. Since the advent of the bluetooth headset, it has been a good tool for businessmen to promote the efficiency. Many people will ask a question "What brand of Bluetooth headset is the best" when buying bluetooth headset . Here are some suggestions to choose a good bluetooth headset for your reference.
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