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That is, the transmission frequency and receiving frequency of the intercom will be swapped, and the setting of the setting is also interchangeable. When there is a relay, one party does not use relay or relay suddenly does not work, but is a common way to use the two receiving frequencies of relay......

The strength of the noise in the receiving signal is corresponding to the strength of the signal. The stronger the signal, the weaker the noise. The maximum noise and minimum noise are divided into several files, and each gear is called first. The divided files are called lithosis. Users can choose ......

The strength of the noise in the receiving signal is corresponding to the strength of the signal. The stronger the signal, the weaker the noise. The maximum noise and minimum noise are divided into several files, and each gear is called first. The divided files are called lithosis. Users can choose ......

This function allows the data in a walkie -talkie to copy the data in the same model in other walkiers.

For operations for at night or dark, you can see the LCD display and keys clearly.

The battery -saving function is reduced when the signal is not received or the operation (no keys, no rotation switches) are reduced. In the standby state, when the intercom is free of receiving and receiving, and without key operations, it will automatically enter the sleep state after 10 seconds.......