3pcs JDY-31 DC 3.6-6V Bluetooth to Serial Adapter Module SPP Protocol Android Compatible with HC-05/06 JDY-30

User Manual: Click here to open Details: Click here to open Product introduction: JDY-31 Bluetooth is based on Bluetooth 3.0 SPP design, which can support Windows, Linux, android data transmission, working frequency 2.4GHZ, modulation mode GFSK, maximum transmission power 8db, maximum transmission distance 30 meters, support users to modify device name through AT command The baud rate and other instructions are convenient and quick to use. Applications: JDY-31 is a classic Bluetooth protocol that can communicate with Bluetooth-enabled computers (desktops, notebooks) and mobile phones (android). Can be applied Windows computer Bluetooth serial port transparent transmission Android Bluetooth serial port transparent transmission Smart home control Automotive ODB testing equipment Bluetooth toy Share mobile power, share weight Medical equipment Model JDY-31 Working frequency 2.4GHZ Communication Interface UART Operating Voltage SMD type: 1.8-3.6V (3.3V recommended) with backplane: 3.6-6V (recommended 5V) Operating temperature -40 C - 80 C Antenna Built-in PCB antenna Transmission distance 30 meters ma-ster-slave support Slave Module size 19.6 * 14.94 *1.8 mm (length, width, height) Bluetooth version Bluetooth 3.0 SPP STM soldering temperature