The ATEN CE801 USB True 4K HDMI Cat 6 KVM Extender is a professional extender kit designed to transmit True 4K HDMI video, USB keyboard/mouse control, embedded audio, and RS-232 signals over a single Cat 6 cable for clean, long-distance installations. It supports video extension up to 70 m at 3840 × 2160 @ 60 Hz (4:4:4), and with Long Reach Mode enabled it can extend 1080p up to 100 m. Built for environments where high-detail visualisation and remote/local console control are essential, the CE801 also supports HDR10, wide screen formats, and high-quality audio formats, with a plug-and-play design suited to control rooms, enterprise AV, and industrial applications.

Key Features

• True 4K HDMI Extension over Cat 6: Extends 3840 × 2160 @ 60 Hz (4:4:4) up to 70 m over Cat 6/6a (shielded twisted-pair recommended).
• Long Reach Mode: Extends 1920 × 1080 @ 60 Hz (4:4:4) up to 100 m with Long Reach Mode enabled.
• Multi-Signal Extension: Carries HDMI video, USB keyboard/mouse, embedded audio, and RS-232 control over a single Cat cable.
• Dual Console USB Keyboard/Mouse Operation: Switch USB console control privilege between local and remote units via a USB control mode pushbutton.
• HDR10 & Wide Screen Support: Supports HDR10 for improved contrast/colour and wide screen formats for modern sources/displays.
• HDCP Compliance: Supports HDCP 2.2 / 2.3 compliance for protected content workflows.
• Digital Audio Support: Supports digital audio formats including 7.1ch Dolby and DTS.
• Plug-and-Play: No software or driver required for fast deployment.
• Built-In ESD Protection: Integrated 8KV/15KV ESD protection for robust operation.
• Installer-Friendly Hardware: Rack-mountable design and DC jack with screw-lock/locking for secure power connection.

What's Included

• (1) CE801L Local Unit
• (1) CE801R Remote Unit

Specifications

CE801L (Local Unit)
Console Ports	1 × HDMI Female (Black) 2 × USB Type A Female (White) (for Keyboard & Mouse only)
KVM Ports	1 × HDMI Female (Black) 1 × USB Type B Female (White)
RS-232	1 × DB-9 Female (Black)
Unit to Unit	1 × RJ-45 Female (Black)
Power	1 × DC Jack with locking
Compliance	HDMI (4K/60Hz); 4K HDR HDCP 2.3 Compatible
Max. Resolution	3840 × 2160 @ 60 Hz (4:4:4)
Max. Resolutions / Distance	4K × 2K @ 60 Hz (4:4:4) up to 70 m (Cat 6/6a / ATEN 2L-29330 Cat 6A) 1920 × 1080 @ 60 Hz (4:4:4) up to 100 m (Cat 6/6a / ATEN 2L-29330 Cat 6A) (Long Reach Mode enabled) * For stable operation, STP cables should be used, and the unit should be properly grounded.
LEDs	Power: 1 (Green) Link: 1 (Orange) Video: N/A Console Status: 2 (Orange)
Switches	DIP: 1 × 2 pin
Pushbuttons	Operating Mode Selection: 1 × Pushbutton
Power Consumption	DC5V: 2.59W; 28BTU/h
Operating Temperature	0 – 40°C
Storage Temperature	-20 – 60°C
Humidity	0 – 80% RH, Non-condensing
Housing	Metal
Weight	0.32 kg (0.7 lb)
Dimensions (L × W × H)	12.80 × 8.21 × 2.50 cm (5.04 × 3.23 × 0.98 in.)
CE801R (Remote Unit)
Console Ports	1 × HDMI Female (Black) 2 × USB Type A Female (White) (for Keyboard & Mouse only)
KVM Ports	N/A
RS-232	1 × DB-9 Male (Black)
Unit to Unit	1 × RJ-45 Female (Black)
Power	1 × DC Jack with locking
Compliance	HDMI (4K/60Hz); 4K HDR HDCP 2.3 Compatible
Max. Resolution	3840 × 2160 @ 60 Hz (4:4:4)
Max. Resolutions / Distance	4K × 2K @ 60 Hz (4:4:4) up to 70 m (Cat 6/6a / ATEN 2L-29330 Cat 6A) 1920 × 1080 @ 60 Hz (4:4:4) up to 100 m (Cat 6/6a / ATEN 2L-29330 Cat 6A) (Long Reach Mode enabled) * For stable operation, STP cables should be used, and the unit should be properly grounded.
LEDs	Power: 1 (Green) Link: 1 (Orange) Video: 1 (Orange) Console Status: 1 (Orange)
Switches	N/A
Pushbuttons	N/A
Power Consumption	DC5V: 1.88W; 13BTU/h
Operating Temperature	0 – 40°C
Storage Temperature	-20 – 60°C
Humidity	0 – 80% RH, Non-condensing
Housing	Metal
Weight	0.31 kg (0.68 lb)
Dimensions (L × W × H)	12.80 × 8.15 × 2.50 cm (5.04 × 3.21 × 0.98 in.)

Application Examples

Control Rooms & Command Centres	Extend True 4K visuals and KVM control to remote operator stations while keeping source systems secured centrally.
Industrial & Factory Environments	Use RS-232 extension for reliable serial device communication while extending video and USB control to remote stations.
Retail & Showrooms	Deliver high-impact 4K content to remote displays with local/remote KVM control for operational flexibility.
Medical & Technical Facilities	Support detailed visualisation and remote console control where precise image quality and stable operation are required.
Home Theatre / Premium AV Setups	Extend True 4K HDMI and control signals cleanly over structured cabling to keep equipment out of sight.

The ATEN CE801 USB True 4K HDMI Cat 6 KVM Extender is a robust multi-signal extension solution for professional environments that need sharp True 4K visualisation, dependable long-distance transport, and flexible local/remote USB console control.