Geetek Janus II. Connectivity technology: Wireless, Host interface: USB, Interface: WLAN. Data transfer rate (max): 300 Mbit/s. Chipset: RT3072, Modulation: IEEE 802.11b: DBPSK / DQPSK / CCK. IEEE 802.11g: BPSK / QPSK/ 16QAM / 64QAM, Frequency band: 2.4 - 2.497 GHz. Gain: 5 dBi. Power consumption: 1000 mA