Control 4 relay using Android phone via Bluetooth with source code

Bluetooth Spp App for Latest Android 10 and 11 version #milkATM

Android App for eletechsup BT22A16 16 Channel Bluetooth Relay

BT23A02 & CE038 2/4 channel Bluetooth relay IOS operation demo

Bluetooth Home Automation system using Blynk Application

Bluetooth Configuration

12V Bluetooth Relay to control AC or DC load using mobile Phone

DIY Smart Home Appliance Control Via bluetooth