Feature:1.Excellent Anti-Interference:llano USB Bluetooth adapter support to coexist with Wi-Fi 2.4 GHz band without disturbing each other and transmit smoothly among devices.2.Widely use:It is the best choice for the connections of Bluetooth devices such as Bluetooth. Mobile Phone, Tablet, BT Headphone, BT Speaker, Keyboard, Mouse, Gaming Controller from PS4, Xbox to Computer.NOT Supported: home theater or automotive systems.3.20m transmission:With a high range of up to 20m the signal transmission is not limited. Enjoy the absolute freedom of cables.4.Portable & compact：It's easy to take with you. The extremely compact design makes it easy to carry and saves space on the table.5.LED display：LED lights provide a clearer picture of the connection status of the product to make the adapter easier and more comfortable to use.6.Systems Support:Plug and Play for Win 10/8.1/8, no need to install the driver. For Win 7/XP/Vista, Please install the driver included firstly.NOT Supported: ARM-Based Windows RT, Chromebook, Mac OS, Linux.7.Mini USB Dongle:Low profile compact small USB adapter allows you to leave plugged in your laptop or PC without blocking or interfering surrounding USB ports. Save space with this mini wireless USB dongle for Bluetooth printers, speakers, headphones, headsets, keyboards, mice and more.