The Avoi CSR-450 Bluetooth USB Adapter lets you communicate wirelessly with Bluetooth devices such as cell phones, PDAs, mice, keyboards etc * Highly portable due to its petite dimensions. It seamlessly gets plugged into a computer/laptop without blocking surrounding USB ports. * Transforms any computer with a USB port to a Bluetooth enabled computer * Built with the latest Bluetooth specification v4.0 Class 2 * Supports all common Bluetooth (wireless) peripherals - keyboards, mice, headsets, stereo headphones, etc