Adder INFINITY 4K 60Hz Over-IP Dual DisplayPort KVM Extender
Best high-performance solution for professional control room environments.
Experience seamless 4K video extension with the Adder INFINITY 4K KVM Extender. This high-performance solution delivers pristine dual-head 4K video, audio, and USB 2.0 over your existing 10GbE fiber network. Designed as a transmitter and receiver pair, it ensures pixel-perfect, color-accurate visuals at up to 4K@60Hz. It scales from simple point-to-point setups to an infinitely expandable matrix system with AIM integration. Enjoy unlimited extension distances, robust AES 256-bit encryption, and bi-directional audio for demanding control room environments.
$5215.50
Owner Satisfaction
4.5
/ 5
Category Rank
114
/ 1363
#114 in KVM Switches
Price vs Category Average
+380%
Above average
Model
402140214021
/ ALIFP-US (Pair: Transmitter ALIFT + Receiver ALIFR)
Who it's for
- Multitasking power users needing expansive dual-monitor desktop setups
- Creative professionals requiring pixel-perfect visual accuracy for editing
- IT managers building flexible, large-scale remote workstation environments
Who should skip it
- Specialists requiring instantaneous, zero-latency response for critical control
- Small businesses operating on a limited hardware budget
- Users lacking advanced network infrastructure or technical support
Performance breakdown
Visual Fidelity
Pixel-perfect 4K resolution ensures zero compromise on color accuracy or clarity.
Network Scalability
Seamlessly transitions from simple point-to-point links to complex, enterprise-wide matrix systems.
Security Standards
AES 256-bit encryption provides robust protection for sensitive, high-stakes control environments.
Latency Performance
High-speed 10GbE fiber connectivity delivers near-instantaneous response times for demanding users.
System Reliability
Automatic network failover ensures continuous operation during critical infrastructure interruptions.
Peripheral Versatility
USB 2.0 emulation handles complex HID devices with impressive, plug-and-play stability.
Key Specs
Model
ALIF4021P-US (Pair: Transmitter ALIF4021T + Receiver ALIF4021R)
Video Resolution
Max 4K UHD (3840x2160) or 4K DCI (4096x2160) at 60Hz
Connection Type
Over a single fiber using standard 10GbE IP network
USB Support
USB 2.0 with Emulation and class control (4 ports on receiver)
Audio Support
Bi-directional analog audio (2 channel)
Security
AES 256 bit encryption and RSA 2048 bit public key authentication
Network Redundancy
Automatic failover to second 10GbE SFP port
Transmitter Weight
1.8 lbs. (4 kg.)
Features
- Dual-head 4K @ 60Hz video over fiber
- Pixel-perfect, color-accurate video quality
- Scalable matrix capability with AIM
- Unlimited extension distances via 10GbE
- USB 2.0 support with emulation
- Bi-directional analog audio
- Enterprise-grade AES 256 bit encryption
- Intelligent EDID management
What customers say
Professional users highly value the Adder INFINITY KVM Extender for its exceptional performance and reliability. The 4K 60Hz video fidelity is consistently praised, appearing virtually identical to a local connection with no visible compression or dropped frames. Latency is near instantaneous, making it ideal for demanding, real-time workflows. The dual DisplayPort support significantly enhances productivity for complex, multi-monitor setups. While the initial cost is high, users confirm the enterprise-grade construction and rock-solid stability justify the premium investment. This device is considered the gold standard for high-performance, dependable IP KVM extension in critical environments.
Know before you buy
Yes, the Adder INFINITY 4K is designed to scale from a simple point-to-point connection to an extensive matrix system. By integrating the Adder AIM manager, you can easily expand your setup to manage multiple transmitters and receivers across your network.
Yes, this model is specifically designed to support dual-head 4K video at 60Hz, making it ideal for workstations that require two displays.
This system requires a 10GbE fiber network to maintain its pixel-perfect, color-accurate video quality. It utilizes standard IP networking, which allows for virtually unlimited extension distances.
The receiver features USB 2.0 ports with emulation, which ensures reliable connectivity for keyboards, mice, and other standard human interface devices. It is optimized for control room environments where consistent peripheral performance is critical.
Security is built into the hardware with enterprise-grade AES 256-bit encryption and RSA 2048-bit public key authentication. This ensures that your video and data streams remain protected from unauthorized access.
Yes, the unit includes network redundancy with an automatic failover feature. If the primary connection is interrupted, the system will switch to the second 10GbE SFP port to maintain your connection.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$5216