JDSU SB1C40044+27CF003FA SB Series Fiber Optic Switch 156439807858 Manufacturer Russound Model Number RSF-610

Manufacturer Russound Model Number RSF-610 SKU 19-62274 Ref 23-87822

Manufacturer Apollo Model Number W20 SKU 19-32739 Ref 23-42670

There is a ring of residue inside

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JDSU SB1C40044+27CF003FA SB Series Fiber Optic Switch 156439807858 Manufacturer Russound Model Number RSF-610Condition Used Description This item is fully tested and in excellent working order. Item will come with a 30 Day Warranty. Cosmetically in good condition showing minor scuffs scratches blemishes from previous use. Includes Fiber Optic Switch as pictured. No additional items or accessories are included. Unless pictured, no power adapter power cable included. Photos are of the actual unit for sale. Inventory is on hand and ready to ship. Please feel