Genuine Dell DR984 DR985 NH366 USB Bluetooth Reciever Dongle, Receiver Will Work With Any Device That Is Compatible Bluetooth V2.0 or V1.2, This Includes Wireless Keyboards, Mice, Headphones, Speakers, Headsets, Printers, and Cell Phones, Designed For Windows XP, Vista, Windows 7, Linux, However, Can Connect To Any Desktop or Laptop/Notebook Computer That Has A USB Port or Has Built-In Bluetooth Capabilities Bluetooth Specification V2.0 and V1.2 compliant Designed For Windows XP, Vista, Windows 7, Linux, but can connect to any desktop or notebook computer that has a USB port or has Bluetooth built-in Plug n' play Transfer rate: 3Mbps, Maximum range: 30m Dell Part Numbers: DR984, DR985, NH336