TP-LINK 2.4GHz 14dBi Directional Antenna. Networking standards: IEEE 802.11b, IEEE 802.11g. Operating temperature range (T-T): -10 - 60 °C, Storage temperature range (T-T): -40 - 80 °C, Operating relative humidity range: 10 - 90 %. Width: 240 mm, Depth: 240 mm, Height: 40 mm. Certification: CE, FCC, RoHS