SMAKN BC04-B Master-Slave Wireless Bluetooth Bluetooth to UART Module Industrial

BC04-B Bluetooth to UART Module Industrial Master-Slave Wireless Bluetooth 1. Adopt the mainstream CSR bluetooth chip, the bluetooth V2.0 protocol standard 2. Serial port module working voltage 3.3 V, Transmission distance is about 15 meters 3. Default baud rates is 9600,it can be set by user. 4. Working status indication, connection and disconnected status signal output, is advantageous for the MCU to track the state of module 5. Core module size: 26.7 x 13 x 2.2 mm 6. Working current:matching: 2~30mA .matched but not communication: 5~6mA communicating: 10mA 7. Sleep current: don't sleep, but support low power mode 8. Used for GPS navigation systems, water and electricity gas meter reading system, industrial control system. 9. Can add bluetooth adapter with bluetooth laptops, computers, PDA and other equipment for seamless connection Specification: 1. Bluetooth protocol:Bluetooth Specification v2.1+EDR 2. USB protocol:USB v1.1/2.0 3. Frequency:2.4GHz ISM band 4. Modulation:GFSK(Gaussian Frequency Shift keying) 5. Transmission power:4dBm, Class 2 6. Sensitivity:-84dBm at 0.1% BER 7. Rate:Asynchronous: 2.1Mbps(Max)/160 kbps,Synchronous:1Mbps/1Mbps 8. Security features:Authentication and encryption 9. Support profiles:SPP(master & slave) 10. Power supply:+3.3VDC 50mA 11. Working temperature:-20~+55 Centigrade 12. Size:26.7mmx13mmx2.2 mm NOTE:BC04-B is the master-slave integrated bluetooth serial port module,Master-slave can be changed by command .