Wireless bluetooth handsfree head phones for car,better than car kit and easy receive call

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Wireless bluetooth handsfree head phones for car,better than car kit and easy receive call

Q: The home was originally a cord with a rope telephone, now how to change cordless telephone use, you can not change: But the landline still needs to be connected to the phone line. Otherwise, where is the calling signal?. Direct change on the line, do not change the number.

Q: What is the effective distance of a cordless telephone?: In theory, there are so many, but we actually have interference signals, there are a lot of signal separation, so only about 100 meters

Q: Do all cordless telephone hosts have to plug in?: But the generator must have the power source, that is, the battery;LZ you can think about, the host plugged in power does not matter, ah, the machine can be active on it!

Q: How to install a cordless phone?: First of all, the user to buy cordless phones, you must read the instructions in detail, master installation, operation methods and maintenance notes.

Q: Cordless telephone to lithium battery: Because your circuit can only prevent overcharge, it is better to connect the battery protection board to prevent over discharge.

Q: Can the pedestal of digital cordless telephone be powered by batteries?: You can see the sign on the transformer. As shown here, this is a DC 9V, which requires the 9/1.5=6 series of dry cells connected in series.

Q: How does a home cordless telephone need to be connected by a telephone line?: Is the same as the phone SIM card installed, there is an antenna if it is, there is no need for external lines

Q: What's the distance of a cordless phone call?: If the cordless phone is marked with "2.4GHz" (digital frequency hopping spread spectrum), the call distance is much stronger, and the anti-theft is strong. Not advertising, is a SIEMENS 2.4GHz cordless phone at home has been used very widely, but the price is easy to accept cheap as long as 300 yuan, (the call from the nominal value of the outdoor 300 meters, 50 meters indoor) you can go to the supermarket such as "Carrefour" personally, or "Yongle electrical appliances" Gome "" Suning "about. In fact, many city well-informed, PHS, cheaper than landline, or no landline call charges, the family number is very low, simple landlord in many respects.

Q: What cordless phone is better for Telecom Optical Fiber?: Telecom fiber can be connected to a variety of landline phones by machine decoding.

Q: Does the cordless phone signal conflict with the WiFi wireless network signal?: UnableReason：1, the frequency is not the same, and WiFi and cordless phones are encrypted in the signal, and one is the transmission of single voice, and the other is the transmission of network information.2, in addition, many electronic devices are subject to interference test and network access.

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