Specification Binding : Personal Computers Brand : HP EAN : 0088564196834 Label : HP Manufacturer : HP Model : J4858D ProductGroup : CE ProductTypeName : CONSUMER_ELECTRONICS Publisher : HP Studio : HP Title : HP J4858D Aruba - SFP (mini-GBIC) transceiver module - GigE - 1000Base-SX - LC multi-mode - up to 1640 ft - for Aruba 2930M 24, 2930M 40, 2930M 48, 83