Keyestudio Bluetooth Module For Arduino

SKU: BYR1A2S1Brand: Unknown

A Bluetooth serial module lets your Arduino send and receive data wirelessly using UART (TX RX), so you can control projects from a phone app like a Bluetooth terminal or a custom controller.

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Rs. 1,225Rs. 1,365

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This module works like a wireless replacement for the Arduino Serial Monitor. You connect it to Arduino TX and RX, pair it with your phone, and then send commands like “1” to turn on an LED or send sensor values back to the phone.