... .Dual-mode Bluetooth fully qualified Bluetooth V4.0 specification USB Dongle, support Dual-mode Bluetooth/Bluetooth low energy.The product supports Bluetooth® Enhanced Data ... radio USB dongleFull speed USB 2.0 interfaceBluetooth end product Bluetooth low energy Support Heart rate belt, Find me, Proximity ... set-top boxes General Specification: Micro Mini USB Bluetooth 4.0 Wireless Dongle Adapter