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The KRAMER ELECTRONICS 22-00004490 is a 4-port 4K HDMI video distribution amplifier designed to split and amplify a single HDMI source signal to multiple displays simultaneously. Built for AV signal processing applications, this unit supports 4K resolution output across all four ports, maintaining signal integrity over each output run. It is suited for installation by AV integrators, low-voltage technicians, and systems contractors working in commercial or residential environments where a single source must feed multiple screens without signal degradation.
This distribution amplifier fits typical AV signal chain installations such as conference rooms, digital signage arrays, control rooms, and multi-display home theater setups. Where a source device such as a media player, cable box, or PC needs to drive four displays from a single HDMI output, this unit provides the buffered signal distribution to accomplish that. Installation typically involves mounting or placing the unit in a rack or equipment enclosure and connecting source and display runs via standard HDMI cabling.
Designed as an OEM-style replacement or direct-install AV signal processing accessory for use with standard HDMI source devices and 4K-capable displays in residential and commercial distribution systems.
Installation should be performed by a qualified low-voltage technician or licensed AV integrator familiar with HDMI signal distribution systems. Power down all connected source and display equipment before making or breaking HDMI connections. Ensure adequate ventilation around the unit and avoid bundling power cables with HDMI signal cables to reduce interference. Local low-voltage wiring codes and any applicable NEC guidelines for AV system installations should be followed.
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