Can. First of all, you should have at least one country -free intercom (409MHz, 0.5W transmitting power, 20 channels). The distance between the connection in the city is about 500 meters, and the suburbs can reach one to three kilometers for entryment. Then, you can consider taking the license to us......
Read MorePagagine: Leading Office can make important broadcast notifications and speeches. Fire Broadcasting: Support fire linkage, under emergencies, enter the fire alarm broadcast immediately according to the pre -set settings. The walkie -talkie can be used for help alarm: When passengers have dema......
Read MoreTerminal audio types include microphones and speakers. In the process of using microphones and speakers, if the terminal is successfully connected to the audio attachment, you can switch the audio method as needed. The specific description and operation method are as follows. First, operate through......
Read More"IP interconnection mainly refers to the exchanging voice, data and control packages between the transit platforms that are scattered in different places through the TCP/IP protocol under the IP Internet network mode of the multi -base station. A larger range of communication networks. If necessary,......
Read MoreThe car is the vehicle intercom; the handheld is holding a walkie -talkie, which can be carried with you, which is very convenient and the volume is relatively small. Relatively speaking, the power of the phone is less power. The use scenes are different from the use of the table. If necessary, you......
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