Atlona AT-HDR-EX-100CEA-TX: 4K HDR HDBaseT Transmitter

The Atlona AT-HDR-EX-100CEA-TX is an HDBaseT transmitter designed to extend 4K/UHD HDMI signals with HDR, Ethernet, and control signals over a single category cable. When paired with the compatible receiver, it enables reliable long-distance transmission of high-resolution video and audio while maintaining excellent signal quality.

This transmitter is commonly used in professional AV installations, including meeting rooms, lecture halls, control rooms, and digital signage systems where source devices need to be located away from the display.

Key Features

• Extends HDMI, Ethernet, RS-232, and IR control over one CAT cable

• Supports 4K/UHD up to 4K/60 4:2:0 with HDR

• Compatible with HDCP 2.2 protected content

• Transmission distance up to 100 m using CAT6A/7 cable

• Bidirectional RS-232 and IR pass-through for remote device control

• Ethernet extension to network-enable remote devices

• PoE (Power over Ethernet) support for simplified installation

• Compact metal enclosure for rack or surface mounting

Connectivity

Inputs

• 1 × HDMI (Type A)

Outputs

• 1 × HDBaseT (RJ45)

Control & Data

• 1 × RS-232 (3-pin terminal block)

• 2 × IR ports (IR In / IR Out)

• 1 × Ethernet (RJ45)

Video Specifications

• Maximum Resolution: 4K UHD (3840 × 2160)

• Frame Rates: Up to 60 Hz

• Colour Sampling: 4:4:4 at 1080p / 4:2:0 at 4K60

• HDR Support: HDR10, HLG, Dolby Vision pass-through

• HDCP: 1.4 / 2.2 compliant

Transmission Distance

• Up to 100 m over CAT6A / CAT7 (4K60 4:2:0)

• Up to 100 m over CAT5e / CAT6 (1080p)

Power

• PoE powered when paired with compatible receiver

• External DC power supply supported