Manufacturer: Black Box Corporation. Manufacturer Part Number: IC631A-F. Brand Name: Black Box. Product Name: DB-9 To RJ-45 Adapter. Product Type: Data Transfer Adapter. [Technical Information] Adapter Type: Serial/RJ-45. Connector on First End: 1 x 9-pin DB-9 Female RS-232 Serial. Connector on Second End: 1 x RJ-45 - RS-422 Serial. [Physical Characteristics] Material: Plastic. Height: 0.8". Width: 1.2". Depth: 2.5". [Miscellaneous] Additional Information: Connects directly to RS-232 equipmentNo power supply required, Power is drawn from RS-232 data and control signalsLoops back all RS-232 handshaking signals.