U.S. Robotics USR9610 USB Internet Speakerphone Type: Wired VoIP Ports: USB Port: USB 1.1 Mini-b System Requirements: 400 MHz Pentium II or higher IBM compatible PC with 32 MB free RAM and 10 MB free hard disk space Available USB port or a USB hub with external power supply Microsoft Windows 2000 or Windows XP CD-ROM drive Dimensions: 5.6 x 7.3 x 1.8 Weight: 0.66 lbs. Temperature: 0ºC to 50ºC Humidity: 95% non-condensing Package Contents: USR9610 Manual Installation CD-ROM USB Cable