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DIY ESP32 Interactive Voice Response System
15 Views • May 16, 2026
Description
Read more: https://circuitdigest.com/microcontroller-projects/esp32-interactive-voice-response-system-using-geolinker
Powered by the GeoLinker GL868 and SIM868 module, this project uses DTMF tones, voice prompts, and relay outputs to automate appliances without Wi-Fi or cloud connectivity, making it perfect for reliable offline automation and monitoring systems.
#ESP32 #IVRS #GSMModule #SIM868 #EmbeddedSystems #ESP32Projects #DTMF #ElectronicsProjects
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