HC-05 RF Wireless Bluetooth Transceiver Slave Module RS232 / TTL to UART Converter and Adapter

Feature: Works with any USB Bluetooth adapters. Default Baud Rate: 9600,8,1,n. Built-in antenna. Coverage up to 30ft. Bluetooth version: V2.0+EDR Operating voltage: 3.3V Default Baud Rate: 9600,8,1,n. Signal coverage: 30ft Item size: 4.3 x 1.6 x 0.7cm Item weight: 3g Package size: 9 x 3 x 1cm Package weight: 8g Commercial Series: Bluetooth module board Series With LED indicator light, use 150mA and 3.3V regulation chip. With VCC. GND. TXD. RXD foot for the Bluetooth With Research button(ON/OFF/WAKE foot for it, external MCU output High level can control module to re-search) Compatible with bluetooth master module.slave moduleor master-slave(whole) module. Input voltage: 3.3~6V Size: 1.55cm x 3.98cm Note: Input power supply 3.3~6V, Prohibit more than 7V No Automatically prevent power supply reversing function, so please correctly connect power supply We advise installing Bluetooth master module The State is output foot for LED status, when bluetooth Unconnected, output Pulse; when bluetooth connected, output High level, we can determine the states from MCU If only the board, No any Bluetooth Function
Package includes:

1 x bluetooth module