Our new USB dongles are Bluetooth version 2.0+EDR (Enhanced Data Rate) and Universal Serial Bus Version 1.1 compliant and can be used with any desktop or laptop PC to wirelessly connect and synchronise with other Bluetooth enabled devices. The EDR feature on these products allows up to nearly triple the data transfer rate of the current Bluetooth 1.2 devices this rate can only be achieved by connecting to other Bluetooth 2.0 EDR compliant devices. Profile Pack PAN (Personal Area Networking) Headset HFP (Hands Free) AV (Audio Video) SPP (Serial Port) DUN (Dial Up Networking) FTP (File Transfer Protocol) HID (Human Interface Device) Printer OPP (Object Push ) SYNC FAX BIP (Basic Image Profile)