RainyWay Bluetooth 4.0 Dongle - USB Bluetooth Adapter for Windows10, 8, 7, Xp - Classic Bluetooth and Stereo Headset Compatible BT400 Dongle OS compatibility: 32 bit and 64 bit Windows10, 8 / Windows 7 / Vista / XP Connect your Computer/Laptop with Bluetooth Enabled Devices such as keyboards, mice,mobile phones, printers, headsets, stereo headphones and more. Works with Microsofts new Bluetooth 4.0 LE+EDR(Low Energy + Enhanced Data Rate). And fully compatible with earlier Bluetooth equipment(Bluetooth 2.0/2.1/3.0). One Bluetooth Adapter can connect up to 7 devices simultaneously. And supports up to 60 feet operating range when connected to a Bluetooth Smart device. Compact USB adapter. Built-in Buetooth software stack for Windows.