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The 8 Channel Transceiver Box. It converts 8 coax lines, BNC Jacks, to 2 Sets of Screw Terminal Blocks
and/or 2 RJ45 Jacks. Video Only.
External dimensions: 157mm x 65mm x 29mm (excluding connectors) 

Features:

* Adopt differential signal transmission with excellent anti-jamming ability 
* Save project wire expenses, each a pair of twisted pair wire transmits one channel of video signal and
   one common Cat-5 unshielded twisted pair wire can  
   simultaneously transmit four channels of video signal 
* Full-motion CCTV video at distances up to 330m when used with any passive UTP video transceiver 
* Up to 1500m with any active UTP video receiver 
* No power required 
* Built-in transient suppression protection

Technical Specifications:

• Frequency response: DC-8MHz
• CMRR (Common Mode Rejection Ratio): 60Db
• Impedance: BNC 75 Ohm - RJ45 100 Ohm
• Working Temperature: -10°-70°
• Storage Temperature: -30°-70°
• Applicable to NTSC, PAL, SECAM and CCIR systems