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Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

There are a number of smart TVs that have Bluetooth as a sound output option.

Touchless tech: Control fabrics with a wave of your finger Washable gesture-based technology could improve electronic textiles Date: March 6, 2025 Source: Helmholtz-Zentrum Dresden-Rossendorf ...

Turn Off the TV: Use the remote or the physical power button to turn off your Samsung TV. Power Down the Bluetooth Device: Switch off the Bluetooth device or remove its batteries if applicable.

HC05 Bluetooth Module acts as a receiver. The Mobile phone uses its inbuilt Bluetooth to send the data using an app, hence it acts as a transmitter. Now based on the command sent through the phone, ...

Creating a Bluetooth-controlled device with an Arduino Uno and an HC-05 Bluetooth module enables control of lights or even relays to manage AC appliances wirelessly using an Android smartphone.

The HC-05 module will then be used to transmit the text data via Bluetooth to an Arduino microcontroller. This system is very practical and user-friendly because it enables users to simply control and ...

Ever wanted to control LEDs from your phone? This project is an easy way to control six of them with just a few basic components. And in case you wish to replace the LEDs with something else, you can ...