The SEA-C100 not only connects your cameras to your DVR, they also serve as a power source; making installation that much easier. To extend the SEA-C100, just connect them together. You can extend up to 300ft without problems. Please note, if you extend beyond 300ft, there is a slight chance you might lose some signal with every additional connection.

• SEB-1000R 60ft Cable
  
• 60FT mini-din cable
• Mini-din connector
• 6 pin connection
• Easily connects to existing SEA-C100 cables to expand your length
• Cable can extend up to 300FT