Aten KM0032 32-port CAT5 Up to 7 Matrix Expansion KVM switches can be daisy chained from a master switch (KM0932/KM0532) . It features flexible expansion and can grow as your needs grow: up to 7 Matrix Expansion KVM switches can be daisy chained from a master switch and switches can be cascaded to three levels. It supports up to 1024 user and 255 group accounts, three level password security: Super Administrator, Administrator, User and stringent password policy features that include password expiration; required password changes, account disabling, and account expiration. It supports mounting Smart Card Readers and Virtual Media at the same time, on computers connected with KA7177 Adapter Cables and superior video quality – 1280 x 1024 @ 60 Hz for up to 300m. Data Sheet Manual