The utility model relates to a radio device based on thing networking, including the radio body, the inside signal receiver that is equipped with of radio body, signal receiver is connected with the broadcast loudspeaker, the signal receiver both sides are equipped with the fixed band, be equipped with on the fixed band and paste the layer, the inside controller that is equipped with of radio body, the controller is connected with wireless detector, be equipped with the first aid button on the radio body outside, inside GPS locator and the panel of being equipped with of radio body, the panel is connected with the controller. The utility model discloses a set up fixed band, controller, wireless detector, GPS locator, the old man passes through the fixed band and fixes the radio on arm or waist like this, when the old man meets danger, presses the first aid button and makes wireless detector can produce the first aid signal like this, the GPS locator can the accurate positioning old man simultaneously position, and old man's use like this, the practicality is good.