Your search for "CBS350-24FP" revealed the following:

Cisco CBS350-24FP-4X-NA Business 350 24x 1GB PoE+ RJ45 4x 10GB SFP+ Switch

SKU: NSB-7809
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

Cisco CBS350-24FP-4G-NA 24x 1GB PoE+ RJ45 4x 1GB Combo Switch

SKU: NSB-7805
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days