Catalog > Internet of Things (IOT) Related Products > More Platforms HC-05 Bluetooth Module 6pin, Master Slave with Button HC-05 Bluetooth 6pin Master Slave Module with Button CMU BLUETOOTH MODULE HC-05 6PIN HC-05 6PIN V2.0 BLUETOOTH MODULE. MASTER SLAVE. 3.3V (2.7V-4.2V) FOR DIECT CONNECTION TO MCU Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Color : Basic Version CSR chip : Bluetooth v2.0 Wave band : 2.4GHz-2.8GHz, SM Band Protocol : Bluetooth V2.0 Power Class : (+6dbm) Reception sensitivity: -85dBm Voltage : 3.3V (2.7V-4.2V). Serial module perating voltage 3.3v,can be directly connected different kind of MCU (Arduno/51/AVR/PIC/ARM/MSP430 ect.),also can be directly connected the 5v MCU. Current : Paring - 35mA, Connected - 8mA Temperature : -4℉～107℉ User defined Baud rate : 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600, 1382400 Led indicate the bluetooth connection status, fast flash stand for no connection, slow flash stand for AT mode, double flash stand for connect success Base plate with anti reverse diode, have 3.3v LDO, unpaired current is about 30mA, paired is about 10mA, input voltage could not over 7V Field effective distance is 10 meters(class 2) Through the AT command switch the host or slave mode NOTE that due to lighting effects, monitor's brightness/ contrass settings ect, there could be some slight differences in the color tone of the pictures and the actual item! Serial port Bluetooth, Drop-in replacement for wired serial connections, transparent usage. You can use it simply for a serial port replacement to establish connection between MCU and GPS, PC to your embedded project and etc. Lead out 6 pin : “STATE” “RXD” “TXD” “GND” “VCC (+5V)” “EN” Default serial- port setting : 9600; The Bluetooth pairing code: 1234 Dimensions : 1.46” x 0.59”, net weight:0.13 oz