Bluetooth 4.0 HM-10 Master Slave Module

Bluetooth Protocol: Bluetooth Specification v4.0 BLE
USB Protocol: USB V2.0
Operating Frequency: 2.4GHz ISM band
Transmission Rate: Asynchronous 6kbps
Synchronous 6kbps
Security Feature: Authentication and encryption
Power Supply: +3.3VDC 50mA