20pcs Jdy-33 Dual Mode Bluetooth 3.0 SPP + ble4.2 spp-c Compatible

JDY-33 Dual Mode Bluetooth Slave Bluetooth 3.0 SPP + BLE4.2 SPP-C Compatible with HC-05 / HC-06 Product introduction and application     JDY-33 Bluetooth is based on Bluetooth 3.0 SPP + BLE design, which can support Windows, Linux, android, IOS data transmission, working frequency 2.4GHZ, modulation mode GFSK, maximum transmission power 6db, maximum transmission distance 30 meters, support users through AT Command to modify the device name, baud rate and other instructions, convenient and quick to use and flexible. The advantages of JDY-33 are very obvious. It supports SPP and computer Bluetooth communication, supports mobile APP or WeChat applet, and can also support communication with JDY-18 master and slave. Applications JDY-33 is a classic Bluetooth + BLE dual-mode Bluetooth, which can communicate with computers (desktops, laptops), mobile phones (android), and IOS that support Bluetooth. Applicable to    ◆ Bluetooth POS    ◆ Thermal printer    ◆ Smart home control    ◆ Automotive ODB Testing Equipment    ◆ Application of various Bluetooth transparent products    ◆ Shared charging treasure, shared weighing scale Detailed module parameters Model: JDY-33 Working frequency: 2.4GHZ Communication interface: UART Working voltage: 1.8-3.6V (3.3V recommended) Working temperature: -40 ℃-80 ℃ Antenna: Built-in PCB antenna Transmission distance: 30 meters Master-slave support: slave Module size: 26.7 * 13 * 1.7 mm (length, width, height) Bluetooth version: Bluetooth 3.0 SPP + BLE4.2 SMT welding temperature: lt;260 ℃ Working current: 6.5mA Deep sleep current: lt;10uA Transmitting power: 6db (maximum) Receiving sensitivity: -96dbm SPP maximum throughput: 16K bytes / s (android, windows) When connecting with android and computer Bluetooth, the communication speed can reach 16k byte per second, and there is no packet loss (support serial port to send and receive data continuously) BLE: 4K bytes / s (android, IOS) The communication speed is 4K per second