Cisco C3850-NM-2-10G (with 2x SFP and 2x SFP+) Cisco 3850-NM-2-10G Mod (Inc VAT)
Two slots (left side) support only 1 G SFP modules and two slots (right side) support either 1 G SFP or 10 G SFP modules. C3850-NM-2-10G with 4 Ports - SFP and SFP+ Ports. Cisco Network Module C3850-NM-2-10G.