DSD TECH HM18 CC2640R2F Bluetooth 5.0 BLE Module Compatible with HM10 for Arduino

The HM-18 is an upgraded version of the HM-10. The HM-18 uses TI's CC2640R2F chip as the master IC. Compared to HM-10, HM-18 is a Bluetooth 5.0 BLE module,it has a faster transfer rate and a larger MTU. Specifications Work voltage?VCC?: 3.6V to 6V TTL logic level (TX, RX): 3.3V Bluetooth protocol: 5.0 BLE Chip: TI CC2640R2F PIN: VCC,GND,TX,RX The AT commands of the HM-18 module are compatible with the AT commands of the HM-10 module. Precautions: Bluetooth 5.0 BLE module is not compatible with any Bluetooth 2.0 SPP device About Test APP DSD TECH offers a free app that lets you quickly integrate this module into your project. For android, Please search "DSD TECH Bluetooth" in Google Play. For iOS Devices(iPhone) ,Please search "DSD TECH Bluetooth" in the App Store WARRANTY We back this HM-18 Bluetooth 5.0 BLE module with ONE YEAR WARRANTY. If you meet any question, please contact us, we will fix your issue within 24 hours.