Lantronix DTE Adapter Color: Gray Type: Network Adapter Changer Type: Serial/RJ-45 Specifications: Connector on Second End:1 x 9-pin DB-9 Male Serial Connector on First End:1 x RJ-45 Male Connector A: 1 x RJ-45 Male 1 x RJ-45 Male Connector B: 1 x 9-pin DB-9 Male Serial 1 x 9-pin DB-9 Male Serial Dimensions: 3.00 x 7.00 x 12.00 (H x W x D) Weight: 1.00 lb.