This bluetooth module has the ability to generate the connection (which cannot be done with the module that is only a slave), it can be used for access control applications, telemetry or simple wireless control of systems.
Bluetooth HC-05
SKU: IM-COM-005
$150.00Price
Can be swapped between master and slave mode
It comes factory set in master mode
The factory password is: 1234
Voltage: 3.3 - 5V
Typical sensitivity: -80dBm
Up to: + 4dBm RF transmit power
Programmable via serial
Integrated antenna
Up to 10m line of sight