Whirlwind CSR58TRP Concert Series 58 Splitter 48X10 Ground lifts Transformers Made In USA Rackmounted Unit, W4 Direct Out, [1] W4 isolated Split with groundlifts TRSP2F Transformers The Whirlwind Concert Series mic splitting systems include the most requested options for splitter boxes and panels for concert audio. Each system is housed in either a heavy-duty steel EIA 19" rack panel with back box enclosure. Our Whirlwind MASS Series W4 Multipin connectors speed set-up and tear-down. Overbuilt like everything Whirlwind Makes to Last for Years to come *** this unit may take 3-6 weeks to build before shipping. However, it may also be in stock. I would count on it having to be built due to the current demand like a large majority of Whirlwind units are regardless of size. ____________________________________________________________________________ Echo tone Music is a long time E-commerce Audio and Musical instrument dealer since 1998. We take pride in selling quality gear for musicians, sound engineers and broadcast applications. Shipping --Items are well packed and shipped USPS, FEDEX and UPS. Items purchased on Friday may not ship until monday or until the projected processing period.. We want to get your item out as fast as we can. Returns/Refunds- If there is truly a manufacturing defect a return tag will be provided, otherwise customer pays for return shipping costs. Refunds are for the product price only and will be less all shipping charges and 10% return Service Charge as we have to pay people to process and inspect all returns. If the item was listed as free shipping then the cost of the shipment will be deducted from the units original cost. Gear returned with out all its original packaging, warranty cards and accessories or that shows signs of wear from use, will be subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. Happy customers, that's music to our ears!