Check the listing for details. Cisco Four-Port Serial Network Module MN-4T. Condition: Used. Listed at 18.15 USD. Cisco Four-Port Serial Network Module MN-4T Cisco MN-4T Four-Port Serial Network Module Condition: Used This item has been inspected and it is in good condition.CLICK BELOW FOR MORE ITEMSShippingBest OffersReturns We ship by most standard carriers and also offer local pick-up at our warehouse in Ventura, CA. Please be sure to include a street address (not a PO Box) for any method other that US Postal Service. Large and heavy items ship by palletized freight and are delivered to the nearest truck freight terminal (for US lower 49 orders) or the nearest ocean freight seaport terminal (for International orders). Buyer must collect the goods at the terminal or make arrangements for onward delivery from that location. International shipping rates do not include taxes, tariffs, customs, or duties unless otherwise noted. If you do not see a rate in this listing please contact us and provide your ship to City and State or Country and we'll research it for you. All items are shipped from our warehouse in Ventura, CA USA. ???????30Days Money Back GuaranteeCustomer Satisfaction is Our Top Priority!Customer SupportSatisfaction GuaranteedFast Shipping