The project based on HC-05 Bluetooth module which Controlling 16x2 LCD display using android application.
Refer Blog for more details.
https://www.dofbot.com/post/arduino-wireless-notice-board
Demo video:
https://www.youtube.com/watch?v=jYE_Gx
Arduino Based Wireless Notice Board using Bluetooth (Android App)
SKU: D109
Rs 50,00Harga