D-Link DWR-510/E. Data network: 3G, EDGE, GPRS, GSM, HSDPA, HSUPA, UMTS bands supported: 2100 MHz, GSM bands supported: 850, 900, 1800, 1900 MHz. Operating frequency: 850/900/1900/1800/2100 MHz. Colour of product: Black. Certification: CE, FCC, Compliance industry standards: IEEE 802.11b, IEEE 802.11g. Width: 28 mm, Depth: 11 mm, Height: 90 mm