The PBU40 Bluetooth 4.0 USB Nano Adapter transforms your computer to be Bluetooth 4.0 enabled. Your computer can communicate wirelessly with Bluetooth 2.0 / 2.1 / 3.0 devices such as cell phones, keyboards, mice, handset, speakers, printers, modems, serial devices as well as Bluetooth 4.0 Smart Ready devices. Portability PBU40 is highly portable due to its small size. Once plugged in, it can stay in the USB slot on your laptop without blocking surrounding USB ports. Specifications - PBU40 upgrades any computer to be Bluetooth 4.0 (Low Energy + EDR) enabled - Built with the latest Bluetooth specification 4.0 Class 2 - Backward compatibility with Bluetooth versions 2.0 / 2.1 / 3.0 devices - keyboards, mice, handsets, etc.

- Support maximum asynchronous transfer rate up to 3Mbps - Ultra low power consumption to extend the battery life of your laptop or portable device - Compatible with Windows 8/7/Vista/XP, and Linux. Does NOT support Mac OS X - Limited bluetooth functionality with older Linux What's in the package - PBU40 Bluetooth 4.0 USB Nano Adapter - User's Manual - Bluetooth software stack for Windows One (1) Year Limited Warranty, Inc. ("") warrants this -branded Bluetooth 4.0 USB Nano adapter against defects in materials and workmanship under normal use for a period of ONE (1) YEAR from the date of retail purchase on.