Industrial environment can be easy improved using audio message devices. These devices, programmed with different messages, can impress the human factor and can help the operators in areas where lamps cannot be installed or are not visible. These devices will be connected in cloud through IoT technology. The status of the devices is controlled from cloud or local using digital signals. The device contains a controller that includes IoT technology and Wi-Fi connection board to ensure connectivity with Internet. The messages are pre-recorded into message player. Player is connected with a local audio amplifier.