Brand new DVRdaddy external eSATA DVR expander.

Supports Arris Models MP522G, DCX3600, DCX3635 DVRs

Features Include:

• Increase Video Recording Capacity as follows;
• 1TB Hard Drive +1,000 Standard Hours or 240 HD
• 2TB Hard Drive +2,000 Standard Hours or 480 HD
• 4TB Hard Drive +4,000 Standard Hours or 860 HD
• 6TB Hard Drive +6,000 Standard Hours or 1,340 HD
• Increased Video Streaming Performance and Upgraded Acoustics
• Ultra Quiet Performance and Ultra Cool Operation
• Simple Plug and Play Installation - no tools required. No need to open DVR unit.
• Everything included to get you up up and running (i.e. instructions, power cord, connecting cable, stand, etc.)