BLE 4.2 TI CC2540 USB Dongle iBeacon for Data Advertising
The CC2540 Dongle iBeacon is a BLE 4.2 USB tag. No need for battery. It can be powered by the USB port of the computer, the laptop and any micro USB port. After power-on, it can advertise the iBeacon standard protocol. The beacon is mainly used for short-distance information marketing and indoor positioning services in shopping malls, bus stations, supermarkets and so on.