China Radio Cell Phone Manufacturer, Supplier, Factory

In the amateur section, there are very strict norms, and they will be specially trained when testing. At 409m exemption, there are the following provisions: 1.Do not change the transmitting frequency and increase the transmitting power (including additional radio frequency power amplifier) without authorization. 2.Do not cause harmful interference to various legitimate radio business when using. Once harmful interference is found, use it immediately, and take measures to eliminate interference before continuing to use it; *Using public intercom, its communication quality is not protected by radio management agencies, and the radio business that may work normally should be caused by other normal jobs; 3.It is forbidden to use on the airport and aircraft; 4.It is forbidden to interconnect with the public telephone network, public mobile communication network and other telecommunications networks.

The communication distance of general walkie-talkies is within 2-3 kilometers, the communication distance of professional walkie-talkies is within 3-10 kilometers, the communication distance of commercial walkie-talkies is between 800 meters and 8 kilometers, and the distance of civilian walkie-talkies is shorter, with an open space of 3 kilometers.

When the PTT button is pressed, the indicator light lights up red, indicating that the walkie-talkie is in the transmitting state and you can speak at this time.

Portable repeaters have become an important tool for communications in various industries including emergency response, construction and outdoor activities. These devices are designed to extend the range of two-way radios, ensuring seamless and reliable communications over long distances. In recent news, the use of portable repeaters has made headlines for their role in enhancing communications capabilities in challenging environments.

With the emergence of mobile phones and the continuous upgrading of smart functions, mobile phones have eliminated BB machines, game consoles, single navigation screens, etc., but our walkie-talkies have not been eliminated.

In today's era of rapid digital development, communication methods are constantly upgrading, and POC Radio is gradually becoming an important communication tool for industries such as enterprises, security, logistics, and property management. Compared to traditional intercom devices, POC Radio not only breaks through distance limitations, but also has rich intelligent functions, bringing a new solution for modern industry communication.