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3pcs JDY-19 Ultra Low Power Bluetooth BLE 4.2 Module Serial Port Transmission Low Power Consumption

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                  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-19
                  Working frequency band: 2.4G
                  Transmit power: 4db (maximum)
                  Communication interface: UART
                  Operating voltage: 1.8V – 3.6V
                  Operating temperature: -40 ° C – 80 ° C
                  Antenna: Built-in PCB antenna
                  Receive sensitivity: -97dbm
                  Transmission distance: 80 meters
                  Master and slave support: slave
                  Module 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 saved
                  STM soldering temperature: <260°C

                  Package includes:

                  3 x Bluetooth Module

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