HC-05 Bluetooth Serial Wireless Module

Bluetooth protocol: Bluetooth Specification v2.0+EDR

Frequency: 2.4GHz ISM band

Modulation: GFSK(Gaussian Frequency Shift Keying)

Emission power: ≤4dBm, Class 2

Sensitivity: ≤-84dBm at 0.1% BER

Speed: Asynchronous: 2.1Mbps(Max) / 160 kbps, Synchronous: 1Mbps/1Mbps

Size: 28mm x 15 mm x 2.35mm

Security: Authentication and encryption

Profiles: Bluetooth serial port

Power supply: +5V DC (5.5V max)

Working temperature: -20 ~ +75 Centigrade