Conitech Dongle USB 2.0 Wireless 802.11N. Connectivity technology: Wireless, Host interface: USB, Interface: USB 2.0. Data transfer rate (max): 54 Mbit/s. Modulation: BPSK, CCK, DBPSK, DQPSK, QPSK, Frequency band: 2.4 - 2.4835 GHz. Certification: RoHs. Minimum RAM: 256 MB, Minimum hard disk space: 20 MB, Minimum processor: P4 /1.2 Ghz