BLE Module HM-11 CC2541 - Bluetooth 4.0 LE ch340g Circuitrocks also offers infrared receivers

Circuitrocks also offers infrared receivers with carrier frequency up to 56kHz

making it one of the most capable audio modules available for embedded projects

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Distance reduces volume quickly

BLE Module HM-11 CC2541 - Bluetooth 4.0 LE ch340g Circuitrocks also offers infrared receiversThe BLE 4. 0 (Bluetooth Low Energy) HM 11 Module is based on the Texas Instrument's CC2541 microprocessor but the board itself is manufactured by Elecrow. It can communicate with computers, smartphones, tablets, and other embedded systems via serial communication. BLE technology also lets the device operate in ultra low power, making it suitable for projects that require battery longevity. Moreover, the BLE 3. 0 HM11 module works with AT commands. It