Igreeman 4-Pair Passive BNC Video Balun - NEW Sealed 134820192010 while the other two failed

while the other two failed to initialize and booted to a low battery notification screen

Manufacturer Polycom Part Number 2201-68113-001 Model Number Group 500 SKU 19-69181 Ref 23-98989

Manufacturer Epson Model Number M159B SKU 19-74707 Ref 23-107414

Manufacturer Amersham Biosciences Model Number RPN 11648 SKU 19-63283 Ref 23-89807

Some roller bearings are missing

Igreeman 4-Pair Passive BNC Video Balun - NEW Sealed 134820192010 while the other two failedCondition New Description New, Photos are of the actual item for sale. On hand and ready to ship! Specifics Manufacturer Igreeman Model Number 4Pair Passive BNC Balun SKU 19 84322 Ref 23 122089