HC-05 module is an easy to use Bluetooth Serial Port Protocol module, designed for Transparent wireless serial connection setup. HC-05 is a class-2 Bluetooth module with Serial Port Profile, which can configure as either Master or slave. Serial port Bluetooth module is fully qualified Bluetooth Modulation with complete radio transceiver and baseband. This HC-05 Bluetooth module can use it simply for a serial port replacement to establish connection between MCU, PC to Any application related to Bluetooth.
Bluetooth protocol: Bluetooth Specification v2.0 EDR
Frequency: 2.4GHz ISM band
Power supply: 3.3VDC 50mA
Profiles: Bluetooth serial port
Emission power: ≤4dBm, Class 2
Sensitivity: ≤-84dBm at 0.1% BER
Security: Authentication and encryption
Working temperature: -20 ~ 75Centigrade
Modulation: GFSK (Gaussian Frequency Shift Keying)
Speed: Asynchronous: 2.1Mbps (Max) / 160 kbps, Synchronous: 1Mbps/1Mbps.