For your consideration at this wonderful sale is one (1) mint Apple Macintosh PowerBook Duo MiniDock, model M7780. Designed to function with PowerBook Duo 210, 230, 250, 270c, 280, 280c and 2300c/100. Will not work with PowerBook 2400c/180 or PowerBook 2400c/240. Color Video displayed on external monitors is 8-bit or 256 colors. Allows the PowerBook Duo to connect to an external monitor and work with two screens using extended desktop mode. Has ports for ADB (Apple Keyboards, Mice, and Trackballs), Floppy Drive (Apple External 1.4MB PowerBook HDI-20 Floppy Drive), SCSI devices using an HDI-30 SCSI connector and cable adapter, Serial devices (Printers, Appletalk Networks, external Modems), and Audio input and output connections for microphones and external speakers. Multiple units are available for purchase. See picture.