Add control of up to 8 USB (Universal Serial Bus)-based servers or KVM switches to your 1UCABCONS series LCD console. The CAB831HDU 8-Port USB (Universal Serial Bus) KVM Switch Module is designed for use with Star Tech.coms 1UCABCONS series (1UCABCONS, 1UCABCONS17, 1UCABCONS19) 1U LCD Rack Consoles, allowing control of up to 8 USB (Universal Serial Bus)-controlled PCs or servers from a single console. Featuring a rugged & durable design, the USB (Universal Serial Bus) KVM Module fits neatly behind your rack console to provide upgraded functionality while saving space in the rack. The CAB831HDU is also compatible as a replacement KVM module for the RACKCONS1708, RACKCONS1716 & RACKCONS1916 Rack Mount LCD Consoles. A scalable & versatile KVM solution, the USB (Universal Serial Bus) module can be cascaded with multiple KVM switches, delivering control of up to 64 computers in total.