StarTech RS232EXTC1 Serial DB9 RS232 Extender over Cat 5 - Up to 3300 ft Changer Type: DB9 RS232 Extender Specifications: Cabling: Cat 5 UTP Center Tip Polarity: Positive Enclosure Type: Steel Input Voltage: 115 AC Local Unit Connectors: 1 - DB-9 (9 pin; D-Sub) Female Local Unit Connectors: 1 - RJ-45 Female Maximum Data Transfer Rate: 115.2Kbps Output Current: 300mA Output Voltage: 9 DC Plug Type: M Remote Unit Connectors: 1 - DB-9 (9 pin; D-Sub) Male Remote Unit Connectors: 1 - RJ-45 Female Max Transfer Distance: 3300ft (1000 meters) Power Adapter Included: Two Input Current: 55mA Humidity: 0% to 95% Operating Temperature: 0°C to 70°C (32°F to 158°F) Storage Temperature: 0°C to 85°C (32°F to 185°F) OS Compatibility: OS independent