How far can the Gefen GF-EXT-WiK-5G transmit 4K video wirelessly?

The Gefen GF-EXT-WiK-5G can transmit HDMI video and KVM signals wirelessly up to 50 m (164 ft) through walls using the 5.18–5.24 GHz frequency band, depending on building materials and RF conditions.

Does the Gefen GF-EXT-WiK-5G support uncompressed 4K 60 Hz video?

Yes, the Gefen GF-EXT-WiK-5G supports uncompressed HDMI video up to 4K@60Hz with 4:4:4 chroma and 18 Gbps bandwidth, and it is HDCP 2.2/1.x compliant for protected 4K content.

Is the Gefen GF-EXT-WiK-5G suitable for conference rooms and classrooms?

The Gefen GF-EXT-WiK-5G is designed for conference rooms, classrooms, home entertainment, and control centers where running new HDMI and USB cabling is difficult or disruptive.

HDMI KVM Wireless Extender with 4K@60Hz, 50m Range & USB Support (GF-EXT-WiK-5G)

Name: Gefen GF-EXT-WiK-5G HDMI KVM Wireless Extender | 4K@60Hz
Brand: Gefen
SKU: GF-EXT-WiK-5G
Price: 952.94 USD
Availability: InStock

GF-EXT-WiK-5G

When running cable isn't an option, the Gefen GF-EXT-WiK-5G provides a wire-free solution without sacrificing performance. It transmits uncompressed 4K@60Hz video, keyboard, mouse, and control signals up to 50 meters (164 feet) using the 5G wireless band. Featuring HDMI loop-out, USB extension, and IR pass-through, it eliminates the need for long HDMI cables while maintaining low-latency, secure, and stable performance. Designed for conference rooms, classrooms, home entertainment, and control centers, the WiK-5G simplifies installation where cabling is difficult or impractical. Low-latency transmission as well as multi-receiver pairing ensure real-time performance and rock-solid reliability. Compact and simple to deploy, the GF-EXT-WiK-5G delivers professional-grade wireless AV freedom; no cables required.

❗Comes with both Sender and Receiver
If you require additional receivers, please contact proav@niceforyou.com

$952.94

4K 60 Hz HDMI KVM Wireless Extender with USB & IR, 50 m Range (GF - EXT - WiK - 5G) - GF-EXT-WiK-5G - Gefen

Key Features

Wireless 4K@60Hz Extension: Supports HDMI video up to 4K@60Hz 4:4:4, transmitted uncompressed.

HDCP 2.2/1.x Compliant: Content protection compliance across the wireless link.

Wireless Range up to 50m (164 ft): Wireless transmission up to 50m (164 ft) through walls using the 5G frequency band.

Low Latency for Real-Time KVM: Low latency performance for real-time KVM operation.

Multi-Receiver Pairing: Supports up to 4 additional wireless receivers (GF-EXT-WiK-5G-RX) for mirroring.

Local Monitoring: The transmitter includes an HDMI loop-out port, allowing connection to a nearby display for real-time monitoring without affecting the wireless link.

Comprehensive Control: IR pass-through enables full remote control of the source device from the display end, while integrated USB 1.1 extension supports keyboard and mouse operation with low latency for responsive KVM functionality.

Reliable Performance: A secure 5 GHz wireless protocol ensures stable, interference-resistant signal transmission even in environments with multiple active systems.

Easy Maintenance: Firmware can be upgraded through the Micro-USB port, extending product longevity and compatibility with future updates.

Installer Ready: The package includes antennas, mounting ears, USB cables, and multi-region power supplies. All backed by Gefen's 3-year parts and labor warranty for professional peace of mind.

How It Works

The Gefen GF-EXT-WiK-5G takes the cable out of the equation. It transmits uncompressed 4K@60Hz video, keyboard, mouse, and control signals up to 50 meters (164 feet) using the 5G wireless band, so AV can reach rooms and spaces where pulling wire is difficult or impractical. It supports HDMI video up to 4K@60Hz 4:4:4 at 18Gbps and is HDCP 2.2/1.x compliant.

The transmitter includes an HDMI loop-out port, allowing connection to a nearby display for real-time monitoring without affecting the wireless link. Control is handled end to end: IR pass-through enables full remote control of the source device from the display end, while integrated USB 1.1 extension supports keyboard and mouse operation with low latency for responsive KVM functionality. For situations requiring more than one display, the system supports up to 4 additional wireless receivers (GF-EXT-WiK-5G-RX) for mirroring.

Reliability comes from the wireless protocol itself. A secure 5 GHz wireless protocol ensures stable, interference-resistant signal transmission even in environments with multiple active systems. Low-latency transmission as well as multi-receiver pairing ensure real-time performance and rock-solid reliability. Maintenance is straightforward as well: firmware can be upgraded through the Micro-USB port, extending product longevity and compatibility with future updates.

The package includes antennas, mounting ears, USB cables, and multi-region power supplies. All backed by Gefen's 3-year parts and labor warranty for professional peace of mind.

Additional Information

Specifications

GF-EXT-WiK-5G

HDMI KVM Wireless Extender

Technical and physical specifications for the Gefen GF-EXT-WiK-5G HDMI KVM Wireless Extender
Specification	Detail
Technical Specifications
Video Bandwidth	18Gbps
Video Latency	120 – 180ms @ 4K60Hz; 70 – 120ms @1080P60Hz
Wi-Fi Frequency	5.18 - 5.24 GHz
Video Input Sender	(1) HDMI Type A
Video Local Output Sender	(1) HDMI Type A
Video Output Receiver	(1) HDMI Type A
USB Sender	(1) USB-C
USB Receiver	(2) USB Type A ports
USB Bandwidth	12Mbps
IR Out Sender	(1) 3.5mm mini-mono jack (using optional EXT-IREMIT)
IR In Receiver	(1) 3.5mm mini-stereo jack (using optional EXT-RMT-EXTIRN)
Service Port Sender / Receiver	(1) Micro-USB port (for firmware updates)
Channel Select Button Sender / Receiver	(1) Tact-type, recessed
Power Indicator Sender / Receiver	(1) LED, Bi-Color Blue/Red
Wi-Fi Indicator Sender / Receiver	(1) LED, green
KVM Indicator Sender / Receiver	(1) LED, green
Link Indicator Sender / Receiver	(1) LED, green
Physical Specifications
Power Requirement	5V/2A DC (Multi-region supported)
Power Consumption	<5W (typical)
Operating Temperature	-20°C to –60°C (-4°F to 140°F)
Operating Humidity	20% to 90% RH (non-condensing)
Storage Temperature	-30°C to –70°C (-22°F to 158°F)
Storage Humidity	20% to 90% RH (non-condensing)
Dimensions	115mm x 125mm x 20.6mm (W x H x D)
Enclosure	Metal, surface-mountable with included brackets

Ideal for...

Conference Rooms — A wire-free solution without sacrificing performance, simplifying installation where cabling is difficult or impractical. Multi-receiver pairing supports up to 4 additional wireless receivers (GF-EXT-WiK-5G-RX) for mirroring across the room.

Classrooms — Wireless transmission up to 50m (164 ft) through walls using the 5G frequency band, so displays can be placed where the lesson needs them rather than where the conduit runs. The transmitter's HDMI loop-out allows connection to a nearby display for real-time monitoring without affecting the wireless link.

Home Entertainment — Uncompressed 4K@60Hz video and HDCP 2.2/1.x compliance over a secure 5 GHz wireless protocol that ensures stable, interference-resistant signal transmission even in environments with multiple active systems.

Control Centers — Integrated USB 1.1 extension supports keyboard and mouse operation with low latency for responsive KVM functionality, while IR pass-through enables full remote control of the source device from the display end.

System Requirements

Source device: HDMI source with output up to 4K@60Hz and support for HDCP 2.2/1.x protected content.
Display device: HDMI display, projector, or monitor capable of the desired resolution (up to 4K@60Hz).
USB host: Source device with a USB host port (USB-C via the sender, with USB 1.1 bandwidth) for keyboard, mouse, or compatible USB peripherals.
USB peripherals: Standard USB 1.1 keyboard, mouse, or similar HID devices for KVM operation; optional low-bandwidth USB devices such as webcams supported within the 12 Mbps limit.
Power: Two available AC outlets to power the included 5 V DC, 2 A multi-region power supplies for the transmitter and receiver.
Wireless environment: Indoor space where 5 GHz (5.18–5.24 GHz) wireless operation is permitted and practical, with up to 50 m (164 ft) separation between units.
Line of sight/obstructions: Installations where walls and obstacles are within the performance expectations of a 5 GHz link for reliable video and KVM operation.
Optional IR control: Source equipment with IR control capability when using the 3.5 mm IR out on the transmitter and IR in on the receiver with the appropriate optional IR accessories.
Multi-display setups: Additional GF-EXT-WiK-5G-RX receivers (up to four) when mirroring one source to multiple remote displays is required.

Resources

Gefen GF-EXT-WiK-5G Datasheet

Gefen GF-EXT-WiK-5G Manual

Frequently Asked Questions

What is the Gefen GF-EXT-WiK-5G wireless HDMI KVM extender?

The Gefen GF-EXT-WiK-5G is a wireless HDMI KVM extender that sends uncompressed 4K@60Hz video, keyboard, mouse, and control signals from a source to a remote display up to 50 m away.

It uses a dedicated 5 GHz wireless link between a transmitter and receiver pair, providing low-latency, secure, and stable performance for conference rooms, classrooms, home entertainment, and control centers.

How far can the GF-EXT-WiK-5G transmit 4K video wirelessly?

The GF-EXT-WiK-5G can wirelessly transmit HDMI video and KVM signals up to 50 m (164 ft) through walls using the 5.18–5.24 GHz frequency band.

Actual range depends on building materials and RF conditions, but the system is engineered to maintain a reliable link for typical indoor professional and residential installations.

Does the GF-EXT-WiK-5G support uncompressed 4K 60 Hz video?

Yes, the GF-EXT-WiK-5G supports uncompressed HDMI video up to 4K@60Hz with 4:4:4 chroma and an 18 Gbps bandwidth.

It is also HDCP 2.2/1.x compliant, so it can carry protected 4K content from compatible sources to displays while preserving full image quality.

Can the GF-EXT-WiK-5G extend keyboard, mouse, and USB devices?

The GF-EXT-WiK-5G extends USB 1.1 over the wireless link so you can connect a keyboard, mouse, or compatible low-bandwidth USB devices to the receiver and control the host at the transmitter.

The transmitter connects to the host via USB-C, while the receiver provides two USB Type A ports, enabling responsive KVM operation with low latency.

Can one GF-EXT-WiK-5G transmitter send video to multiple displays?

Yes, a single GF-EXT-WiK-5G transmitter can be paired with up to four additional GF-EXT-WiK-5G-RX receivers to mirror the same source to multiple remote displays.

This makes it suitable for overflow rooms, digital signage, and multi-screen environments where you need the same 4K signal in several locations without additional matrix hardware.

Is the GF-EXT-WiK-5G suitable for conference rooms and classrooms?

The GF-EXT-WiK-5G is designed specifically for environments like conference rooms, classrooms, and control centers where running new cables is difficult or disruptive.
Its wireless 4K transmission, HDMI loop-out for local monitoring, USB KVM extension, and IR pass-through simplify installations while keeping presenters and operators close to their displays.

What do you need to use the GF-EXT-WiK-5G?

You need an HDMI source, an HDMI display capable of the desired resolution, a device with a USB host port for KVM, and AC power for the included 5 V/2 A power supplies.

A suitable indoor 5 GHz environment and any optional IR accessories or additional receivers complete the setup for remote control and multi-display mirroring.

Why Choose Gefen?

Gefen combines decades of professional AV experience to deliver reliable signal distribution and control solutions trusted in commercial environments worldwide.

From conference rooms and classrooms to control centers and home entertainment spaces, Gefen systems like the GF‑EXT‑WiK‑5G are engineered to perform where uptime and image quality matter most.

Pro AV engineering – Gefen designs products such as the GF‑EXT‑WiK‑5G around uncompressed 4K@60Hz 4:4:4 video, low-latency KVM performance, and secure 5 GHz wireless links so integrators can deploy demanding workflows with confidence.
Installer-ready design – Metal, surface‑mountable enclosures, external antennas, HDMI loop-out, USB and IR ports, firmware‑upgradeable service jacks, and multi‑region power supplies simplify installation, maintenance, and future updates.
Built for long-term reliability – A robust RF design, support for multiple receivers, and wide operating temperature range.

Build Your Next Wireless HDMI KVM System with Confidence

Gefen’s GF‑EXT‑WiK‑5G lets you move sources out of the room, keep operators close to their displays, and still deliver uncompressed 4K@60Hz video with responsive keyboard, mouse, and IR control up to 50 m over 5 GHz.

Whether you are upgrading a conference room, outfitting a classroom, or extending control into an operations center, this wireless HDMI KVM extender provides professional-grade AV performance without new cable runs.

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