Sitecom Broadband ADSL modem combo USB & LAN annex A. Modem speed: 8192 Kbit/s. Upstream data rate: 1 Mbit/s, Downstream data rate: 8 Mbit/s. Data link protocols: ADSL Annex-A. Minimum system requirements: 1 x ADSL subscription (via ISP) annex A 1 x USB / network. Dimensions (WxDxH): 87 x 135 x 22 mm, Weight: 0.165 kg