... Chipset:Realtek 8187L 3.Detachable 5dbi/7dbi Antenna. 4.High power, strong signal 5.1year warrant 54M Wireless ... 2,5.5,11Mbps IEEE 802.11g: 6, 9, 12, 18, 24, 36, 48, 54MbpsTransmit Power11g : 23dBm 11b : ... Temperature-40 ~ 80 CelsiusHumidity10 ~90% (non-condensing)Size88(L)x 60 (W)x18 (H)mm ; BOX: 210(L) ... 191 mmWeight37.8g (Color BOX: 200g)CertificationFCC, CE, RoHS High Power USB Network Cards