3COM OfficeConnect 16 Port Dual Speed Switch 10/100Mbps Ethernet w/Power Supply Block For home or office use. Wall mountable. Seller Refurbished Repaired circuit board Cleaned inside/outside, ports all passed testing. Same unit in photos will be sent. Complies with IEEE 802.3 ISO Model: 3C16792 S/N: 0200/LRYG1I0112093 ~90 Day Hardware Warranty~ -------------------------- Please contact us with any questions prior to ordering. Items are stored in a temperature controlled, smoke free warehouse. Ships with packing list that shows pricing. Handling Time is same business day if before carrier pickup, cut-off time is 2:00pm CST, however, it is possible orders after cut-off ship same day depending on what time carrier pickup occurs. All orders receive a tracking code and ship from Illinois. Same day shipping is a best effort, not guaranteed, due to carriers sometimes arriving unusually early for pickup, we have no control over shipping carrier operations. Situations easily fixable by contacting us for help... 1) Shipping damage; contact us with photo(s) of the damage, then we can work on resolving the situation. 2) Order pulled wrong; contact us with the UPC or part number of what you did receive. 3) Defectives are very rare and handled as warranty by manufacturer, supplier or seller. 4) New items are typically warranted by the manufacturer or supplier, often contact information is on the packaging or user?s manual.