• riginal HM-18 module: DSD TECH brand guarantees and we accept refund without any excuse.
• Bluetooth 5.0 BLE Module: The chipset is CC2640R2F from TI,Compared to the Bluetooth 4.0 module, this BLE module has a faster transfer rate and a larger MTU.
• Compatible with HM-10, if you are using HM-10 now, you can quickly upgrade your board to Bluetooth 5.0 BLE.
• Free APP: DSD TECH offers a free app that you can get this module into work in 5 minutes. Please search “DSD TECH Bluetooth” in Google Play and the App store.
• DSD TECH back this HM-18 Bluetooth 5.0 BLE module with ONE Year WARRANTY and lifetime technical support. If you meet any question, please contact us, we will fix your issue within 24 hours.

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