iMBAPrice (Pack of 10) Keystone Punch Down Jack Cat-5e RJ-45 (Cat5e (10 pack), Black) 110 type IDC punch down connectors Can be used with keystone wall plates, patch panels, or surface mount boxes Standard keystone face size (14.5 x 16.0 MM) Color coded wiring diagram next to wire clips 568A and B compliant , UL Listed, iMBAPrice Lifetime Warranty