Bluetooth HC-05 Module for Arduino

HC-05 Bluetooth RF Transceiver Module for Arduino

Lots of info on the net for this common Bluetooth Module.

* Size: 37 x 17(L x W)
* Operating Voltage:3.3V - 6V
* 3.3V Logic
* Operating Frequency Band:2.4GHz unlicensed ISM band
* Bluetooth Specification:V2.0+EDR
* Output Power Class:Class 2
* Flash Memory Size:8Mbit Color:Blue
* 10m Typical transmission distance

-- Default COM setting: 9600, N, 8,1
-- Default Password/pairing code: 1234.
-- Supports the AT command to modify the baud rate, device name, passkey, master/slave, etc.
-- Supports baud rates 2400 -1382400.
-- Based on the CSR Bluetooth chip BC417143
-- Bluetooth specification v2.0 + EDR
-- Power supply: +3.3VDC 50mA
-- 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
-- Security:  Authentication and encryption
-- Size: 26.9mm x 13mm x 2.2 mm.
-- Working temperature: -20 ~ +75 Centigrade
-- Dimension: 26.9mm x 13mm x 2.2 mm