As the saying goes: “An autumn rain and another cold.” This year’s chill is coming more urgently and faster than ever. The coolness of early autumn makes people feel refreshed. Outdoor activities are arousing our desire. Ski equipment is also ready. RetevisRT49P outdoor waterproof radio for ski teaching. For beginners, the painful process of skiing cannot be enjoyed. The kind of uncontrolled sliding, uncoordinated funnyness of hands and feet, will make people physically and mentally exhausted. In this process, safety and communication are very important. First, communication. It is very tiring in teaching, so it is necessary to ensure the accurate and effective transmission of information while saving energy. The VOX (Hand-free function) of RT49P is turned on, and it …
