Nitek VH839 8 port video balun hubs with built-in surge suppression, 8 Port, can send video up to 750 feet (228 meters) with passive transceivers, and up to 3000 feet (914 meters) with active recievers, it is designed to provide superior immunity from noise and interference, such as RFI and EMI.

Features:

• Quality video over ordinary twisted pair cable
• Built-in protection from power surges and transients
• High immunity to noise and interference
• Passive units require no power
• Video & P/T/Z over a single pair with "up-the-coax"? systems when used with passive baluns
• Highly compact, only one rack unit in height
• Conveniently integrates with Nitek modular systems
• Video can be run in the same cable with telephone, computer signals and power