News

The design of the walkie -talkie is in line with the relevant provisions of the Document No. 869 of the Information Industry Ministry of Information Industry, and it will not cause harm to the human body.

Try to restart; reinstall or clean the contact point; boot or replace new batteries after charging.

At present, there are many platforms and cannot be interoperable for the time being. Only under the same platform, and a unified group of walkie -talkie can be set up to speak together.

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......

Pagagine: 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......

Terminal 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......