- Hc-05 bluetooth 2.0 Serial communication
- It comes with both ttl and serial db9
- It has a input voltage of 5v to 9v dc
It's is one of the more fundamental Bluetooth profiles (Bluetooth's original purpose was to replace RS-232 cables after all). Using SPP, each connected device can send and receive data just as if there were RX and TX lines connected between them. It is also very easy to use and handle , made of high quality material which gives it a long lasting life also has a 5V to 9V DC Input voltage,with Both TTL and Serial DB9,and HC-05 Bluetooth 2.0 Serial Communication
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