3Pcs HM-11 bluetooth 4.0 BLE Serial Module Board SMD 2.4 GHz

Manual Click here to open  Introduction This is a SMD BLE module used in our BLE Bee and Xadow BLE It is based on TI CC2541 chip enables robust network nodes to be built with low total bill of material costs and highly suited for ultralow power consumption systems The module is small and easy to use with the preprogrammed firmware of manufacturer you could quickly build BLE communications via its AT command Supporting BLE communications with apple os and Android 4 3 Feature Bluetooth protocol Bluetooth Specification V4 0 BLEWorking frequency 2 4 GHz ISM bandInterface way a serial portOpen environment within 30 meters can realize communication between modulesTo send and receive no byte limit between modulesModulation method GFSK Gaussian Frequency Shift Keying Transmission power DBM 23 6 DBM 0 DBM 6 DBM can be modified by the AT commandUse TI CC2541 chip configuration space of 256 KB support the AT command the user can according to need to change the role master slave mode and the serial port baud rate name of equipment matching parameters such as passwords use agile Power supply 3 3 VDC 50 mAWorking temperature 5 65 Centigrade SpecificationValueMicroprocessorCC2541ResourcesSupport the AT command the user can according to need to change the role master slave mode and the serial port baud rate name of equipment Matching parameters such as password the use of flexible Outline Dimension13 5mm x 18 5mm x 2 3mmPower supply3 3VCommunication