5pcs JDY-19 Ultra Low Power bluetooth BLE 4.2 Module Serial Port Transmission Low Power Consumption

Introduction JDY 19 transparent transmission module is based on bluetooth 4 2 protocol standard working frequency range is 2 4GHZ range modulation mode is GFSK maximum transmission power is 4db maximum transmission distance is 40 meters supports users to modify equipment through AT command instructions such as name and baud rate are convenient and quick to use The JDY 19 bluetooth module can realize module and mobile phone or module and module data transmission and can quickly use BLE bluetooth for product application through simple configuration Feature Model JDY 19Working frequency band 2 4GTransmit power 4db maximum Communication interface UARTOperating voltage 1 8V3 6VOperating temperature 40C 80CAntenna Built in PCB antennaReceive sensitivity 97dbmTransmission distance 80 metersMaster and slave support slaveModule size 19 6 14 94 1 8 mm length width height bluetooth version BLE 4 2 compatible with BLE4 0 BLE4 1 Awakening state current 500uA with broadcast Light sleep state current 50uA with broadcast Deep sleep current 3uA no broadcast Instruction parameter saving Parameter configuration power down data is savedSTM soldering temperature 260CPackage includes 5 x bluetooth Module