Contents
AV Access 4KEX50-KVM 4K@60Hz 50m KVM Extender

Product Information
| Product Name | 4K@60Hz 50m KVM Extender with USB 2.0 |
|---|---|
| Model Number | 4KEX50-KVM |
| Overview | HDMI 2.0 up to 4K@60Hz 4:4:4 8bit and HDCP 2.2 compatibility. Transmits HDMI signal along with USB 2.0 signal up to 50m/164ft over a single Cat 5e or above cable. Supports visually lossless compression. Four USB 2.0 ports with full bandwidth up to 480Mbps on the receiver, and two of them support a maximum current output of 1A respectively, which can be connected with high-power USB device. Supports balanced de-embedded audio output. Supports one-way PoC, one power adapter is needed to be connected to the receiver to power both units. |
| Package Contents | Transmitter x 1 Receiver x1 Power Adapter (DC 12V 3A) x 1 USB 2.0 Type-A to Type-B Cable x 1 Phoenix Male Connector (5-pin, 3.5mm) x 1 Mounting Brackets (with Screws) x 4 User Manual x 1 |
Product Usage Instructions
Panel
Transmitter 
| No. | Name | Description |
|---|---|---|
| 1 | Power LED | On: The device is powered on. Off: The device is powered off. |
| 2 | Status LED | On: HDMI data is being transmitted. Off: No signal. |
| 3 | Link LED | On: UTP link is normal. Off: No UTP link or link error. |
| 4 | USB Host | Connect to a host PC. |
| 5 | 12V | With one-way PoC supported, one power adapter is needed to be connected to the receiver to power both units. |
| 6 | HDMI In | Connect to an HDMI source. |
| 7 | UTP Out | Connect to UTP In port of the receiver. |
Receiver Panel
| No. | Name | Description |
|---|---|---|
| 1 | Power LED | On: The device is powered on. Off: The device is powered off. |
| 2 | Status LED | On: HDMI data is being transmitted. Off: No signal. |
| 3 | Link LED | On: UTP link is normal. Off: No UTP link or link error. |
| 4 | USB Device | Note: USB ports support the USB 2.0 standard with a maximum of 1A for the right two ports and 0.5A for the left two ports. Before connecting a USB 3.0 device, confirm the compatibility with USB 2.0. |
| 5 | Audio Out | Connect to an audio receiver. For outputting de-embedding audio of HDMI out. |
| 6 | 12V | With one-way PoC supported, one power adapter is needed to be connected to the receiver to power both units. |
| 7 | HDMI Out | Connect to an HDMI display. |
| 8 | UTP In | Connect to UTP Out port of the transmitter. |
Installation and Application
Before installation, please ensure the extender is disconnected from the power source.
Brackets Installation
Note: The bracket height can be adjusted up/down or bracket face up or down.
Before installation, please ensure the extender is disconnected from the power source.
- Attach the installation bracket to the enclosure using the screws that were provided in the package separately. As shown in the following figure. The bracket height can be adjusted up/down or bracket face up or down.

- Attach the brackets to the surface you want to hold the unit against using the screws (provided by others).
Application
PC –(HDMI In)–> Transmitter –(UTP Out)–> Receiver
–(HDMI Out)–> Display
PC –(USB Host)–> Transmitter –(USB Device)–> Receiver
–(USB Devices)–> Keyboard & Mouse, Camera, AV Receiver
Note:
- The Cat 5e or above cable used must be within 50m/164ft.
- With one-way PoC supported, one power adapter is needed to be connected to the receiver to power both units.
- USB devices connected with the receiver can be connected to the USB host PC connected with the transmitter.
- The two USB 2.0 ports supports 1A can be connected to high-power USB devices such as USB camera, USB hard disk.
- Audio Out port of receiver can output de-embedding audio from HDMI output.
Specifications
| Specification | Description |
|---|---|
| Cable Length | Up to 50m/164ft |
| Power Requirement | One power adapter (DC 12V 3A) needed to be connected to the receiver to power both units. |
| USB Compatibility | USB 2.0 with a maximum current output of 1A for the right two ports and 0.5A for the left two ports. USB 3.0 compatibility should be confirmed before connecting. |
| Technical | |
| Video Signal Type | HDMI with 4K@60Hz, 4:4:4 8bit, HDCP 2.2 |
| 4096 x 21602,5,6,7,8 (YUV 4:4:4), 3840 x 21602,3,5,6,8 (YUV 4:4:4), | |
| 2560×16008, 2560×14408, 1920×12008, | |
| 1920x1080P8, 1680×10508, 1600×12008, | |
| 1600×9008, 1440×9008, 1366×7688, 1360×7688, | |
| Input/Output Resolution | 1280×10248, 1280×9608, 1280×8008, 1280×7688, 1280×7208, 1024×7688, 800×6008
1 = at 23.98 Hz, 2 = at 24 Hz, 3 = at 25 Hz, 4 = at |
| 29.97 Hz, 5 = at 30 Hz, 6 = at 50 Hz, 7 = at 59.94 Hz, | |
| 8 = at 60 Hz | |
| Note: The only color depth all resolutions | |
| supported is 8bit. | |
| Audio Format | HDMI In/Out: PCM 2.0; Compressed audio up to 5.1ch, including Dolby digital 5.1, DTS 5.1 and MPEG-4 audio v2 Audio Out: PCM 2.0 |
| Max Data Rate | HDMI In/Out: 18 Gbps USB: 480Mbps |
| General | |
| Operating Temperature | 0°C to 45°C (32°F to 113°F) |
| Storage Temperature | -20°C to 70°C (-4°F to 158°F) |
| Humidity | 20% to 90%, non-condensing |
| ESD Protection | Human-body Model: ±8kV (Air-gap discharge)/ ±4kV (Contact discharge) |
| Power Supply | DC 12V 3A |
| Power Consumption | 32W (Maximum) |
| Device Dimensions (W x H x D) |
180 mm ×25 mm ×100.2 mm/ 7.09” x 0.98” x 3.94” |
| Product Weight | Transmitter/Receiver: 0.33kg/0.73lb |
Introduction
Overview
This product is a 50m HDMI 2.0 KVM extender kit. The kit supports visual lossless compression function, and it can transmit HDMI signal up to 4K@60Hz 4:4:4 8bit via a single Cat 5e or above cable. With one USB Host port in transmitter and four USB 2.0 Device ports in receiver, the kit also supports KVM Control. Two of the USB Device ports support 1A current output, which can be used with high-power USB devices, such as USB camera or USB hard disk. One-way PoC, only one power adapter is needed to be connected to the receiver to power both units.
Features
- HDMI 2.0 up to 4K@60Hz 4:4:4 8bit and HDCP 2.2 compatibility.
- Transmits HDMI signal along with USB 2.0 signal up to 50m/164ft over a single Cat 5e or above cable
- Supports visually lossless compression.
- Four USB 2.0 ports with full bandwidth up to 480Mbps on the receiver, and two of them support a maximum current output of 1A respectively, which can be connected with high-power USB device.
- Supports balanced de-embedded audio output.
- Supports one-way PoC, one power adapter is needed to be connected to the receiver to power both units.
Package Contents
Before you start the installation of the product, please check the package contents:
- Transmitter x 1
- Receiver x1
- Power Adapter (DC 12V 3A) x 1
- USB 2.0 Type-A to Type-B Cable x 1
- Phoenix Male Connector (5-pin, 3.5mm) x 1
- Mounting Brackets (with Screws) x 4
- User Manual x 1
Transmission Distance
Note: T568B straight-through Category cable is recommended.
| Cable Type | Range | Supported Video |
| Cat 5e or above | 50m/164ft | 4K@60Hz 4:4:4 8bit |
| HDMI | Input/Output: 10m/33ft |
1080P@60Hz |
| Input/Output: 5m/16ft | 4K@60Hz 4:4:4 8bit |
Warranty
Products are backed by a limited 1-year parts and labor warranty. For the following cases AV Access Technology Limited shall charge for the service(s) claimed for the product if the product is still remediable and the warranty card becomes unenforceable or inapplicable.
- The original serial number (specified by AV Access Technology Limited) labeled on the product has been removed, erased, replaced, defaced or is illegible.
- The warranty has expired.
- The defects are caused by the fact that the product is repaired, dismantled or altered by anyone that is not from an AV Access Technology Limited authorized service partner. The defects are caused by the fact that the product is used or handled improperly, roughly or not as instructed in the applicable User Guide.
- The defects are caused by any force majeure including but not limited to accidents, fire, earthquake, lightning, tsunami and war.
- The service, configuration and gifts promised by salesman only but not covered by normal contract.
- AV Access Technology Limited preserves the right for interpretation of these cases above and to make changes to them at any time without notice.
Thank you for choosing products from AV Access.
If you have any question, please contact us via the following emails: General Enquiry: [email protected]
Customer/Technical Support: [email protected]
