Edimax EB-DGC1 Bluetooth V2.0 USB Adapter Class-1 (150M) . Connectivity technology: Wireless, Host interface: USB, Interface: USB 1.1. Data transfer rate (max): 3 Mbit/s. Bluetooth version: 2.0+EDR. Width: 59 mm, Depth: 19 mm, Height: 7 mm. Certification: BQB, FCC Class B, CE Mark