Uploaded September 2023 | Updated September 2026, 1 week ago

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Automatic voice alert is given to any vehicles entering in speed limit zones like schools, hospital etc. Vehicle is sensed by using IR sensors and a pre-recorded voice alert message is played through voice recorder module.
APR33A3 voice recording and playback module is used here which can record upto 8 voices.
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Vehicles speed limit alert in school and hospital zones
Automatic voice alert for vehicles in speed limit zones
School and hospital zone
Speed warning system for vehicles in road
IR sensor and APR33A3 voice recorder module is used