Atlantis Land WebRunner. Modem speed: 56 Kbit/s, Interface: USB, Chipset: Conexant. Maximum fax transfer rate: 14.4 Kbps. Operating temperature range (T-T): 5 - 40 °C, Storage temperature range (T-T): -10 - 50 °C. Dimensions (WxDxH): 74 x 18 x 26 mm, Weight: 35 g