Catalyst 2960S FlexStack Stack Module optional for LAN Base, spare
Cisco C2960S-STACK=, Black, Cisco, 40 Gbit/s, Wired, 11.3 oz (320 g)
Cisco C2960S-STACK=. Product color: Black, Compatibility: Cisco. Data transfer rate: 40 Gbit/s, Connectivity technology: Wired. Weight: 11.3 oz (320 g)