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RT3s walkie-talkies with GPS

GPS Function Of RT3S Walkie-talkies With GPS

Walkie-talkies with GPS function combine the communication function of traditional walkie-talkies with the positioning function of the Global Positioning System (GPS). This device is very practical in environments that require instant communication and location tracking, especially for outdoor activities, rescue missions, construction site management, security, traffic control, etc. The Retevis brand RT3S walkie-talkie has a […]

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How to upgrade the RT3S firmware to increase the number of contacts to 12000

How to upgrade the RT3S firmware to increase the number of contacts to 12000 As one of the most popular digital walkie-talkies among consumers, many customers are no stranger to RT3S, but there are still many new customers who do not know much about it. So, here is a brief introduction: RT3S is Dual Band

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