JDY-34 with bottom SPP master-slave dual-mode Bluetooth module, high-speed Bluetooth printer Bluetooth module

JDY-34 with bottom SPP master-slave dual-mode Bluetooth module, high-speed Bluetooth printer Bluetooth module

Product Descriptions:

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The JDY-34 transparent transmission module is based on the Bluetooth BLE4.2 protocol+3.0 standard, supporting simultaneous operation of BLE and SPP, and SPP supports multiple connections and simultaneous operation of SPP master-slave without the need for separate configuration as a host or slave function. In multi connection mode, SPP supports 7 master-slave devices (Android or computer) connected to 1 10S mobile phone, and BLE also supports Android or I0S connection. In host mode, it supports communication with all SPP slave devices on the market, including JDY-30, JDY-31, JDY-32, JDY-33, printers, etc. The communication interface is a standard UART, and parameters such as working mode, baud rate, BLE Bluetooth UUID, pairing password, etc. can be configured through AT commands. Its main advantages are For high-speed communication, SPP supports data transmission of 40KByte/s per second and multi connection function when connected to mobile phones or computers.