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JDY-19 Ultra Low Power Module 4.2 Serial Port Transmission Low Power BLE IBEACON

JDY-19 Ultra Low Power Module 4.2 Serial Port Transmission Low Power BLE IBEACON
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$7.00
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1、 Product Introduction
The JDY-19 transparent transmission module is based on the  4.2 protocol standard, with a working frequency range of 2.4GHz, modulation method of GFSK, maximum transmission power of 4dB, maximum transmission distance of 40 meters, and imported original chip design. It supports users to modify device names, baud rates, and other instructions through AT commands, making it convenient, fast, and flexible to use.
The JDY-19  module can achieve data transmission between modules and mobile phones or between modules. With simple configuration, BLE  can be quickly used for product applications.
Make BLE more efficient and convenient in product application
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