The wireless intercom system is widely used for local security men, which contributes so much security des The security men contact with each other if there is something wrong has happened. Unlike the phone, who is accused of minutes, Wireless Intercom, more economical and practical.
Wireless is the volume, weight and use of small low-power, the stock has taken or may take. The distance ofCommunications reach 5 km, where there are no obstacles, or even more than ten kilometers under the help of a wireless communications network. Therefore, this device is ideal for reporting transactions on many occasions.
The unit must be maintained at all times, maintain a long life. There are a few tips to ensure your wireless intercom cheap.
Issues need attention for using the antenna: people should only useoriginal antenna because the antenna can be achieved without damaging the equipment or the improvement of standards of radio management, and secondly, do not touch the antenna by hand, the third, prevent the use of the antenna broken, because the skin time of the signals can be painful.
Issues need attention to battery power: first, should improve the original battery, second, the battery may damage the device and the naked human body when touching the metal caseConductors such as keys or pearls. Therefore, people should be more careful when you insert the batteries in the bag or metal container, thirdly, when the device is fully charged, should keep the temperature 50-40 degrees Celsius.
Issues need attention Safer: first, the problems that prevent electromagnetic interference, the device must be used at right, for example, the user must turn off the device when it is inHospital or in a gas station, if other devices are used, and secondly, the device carefully. If you are in the car with air bag safety, because people can hurt the intercom when suddenly hopping air bag safety. Third, turn the unit off if the environment can cause explosions. The resulting chip for wireless intercom OPA512SM.
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