How to set up the Retevis RT78 on the mobile App
How to set up the Retevis RT78 Bluetooth walkie-talkie on the mobile App Retevis RT78 is a Bluetooth Walkie Talkie, IP67 Waterproof , 5200mAh , Mobile APP Operation , Dual Band, How to programming RT78 when you receive it? First: How to connect the walkie-talkie? 1. Android users, open the phone, scan the QR code […]
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