JDY-31 SPP-C Bluetooth

Applications: 1: Bluetooth printer 2: Bluetooth POS machine 3: intelligent home control 4: Bluetooth wireless data transmission JDY-30 manual download address: https: //pan.baidu.com/s/1jIBSbD8 Advantages: Replace all Bluetooth 3.0 and 2.0 serial communication modules on the market Features: Bluetooth V3.0 + EDR Bluetooth Class 2 Built-in PCB radio frequency antenna Support UART interface 3.3V power supply Operating Frequency Band:2.4GHz -2.48GHz unlicensed ISM band Bluetooth Specification: V2.1+EDR Host Interface: UART