It has nothing to do with Arduino. it's how that BT version works.
You pair with a slave device through its UUID. That ID is usually non modifiable, burnt into the chip. so it's unlikely you can find two identical HC-05
It has nothing to do with Arduino. it's how that BT version works.
You pair with a slave device through its UUID. That ID is usually non modifiable, burnt into the chip. so it's unlikely you can find two identical HC-05