AV Access
AV Access 4KEX70-L HDBaseT HDMI Extender
Best long-range solution for high-quality home theater and professional AV setups.
Elevate your audio-visual experience with the AV Access 4KEX70-H2 HDBaseT Extender kit. This advanced solution reliably transmits stunning 4K@60Hz video signals up to 131 feet and 1080P up to 230 feet over a single CatX cable. Designed for seamless integration, it fully supports HDMI 2.0 features, including HDR10 and HDCP 2.2, ensuring compatibility with modern devices like Apple TV 4K and PS4 Pro. Simplify your setup with bi-directional PoE and enjoy the convenience of IR and RS232 control signal pass-through, all housed in a compact, versatile metal casing.
$156.99
Owner Satisfaction
4.6
/ 5
Category Rank
77
/ 912
#77 in HDMI Splitters & Switches
Price vs Category Average
-84%
Below average
Video Signal Type
2.046044482.2
/ HDMI with K@Hz :: bit, HDCP
Who it's for
- Home theater installers needing reliable long-range signal distribution
- DIY enthusiasts wanting simplified power management for remote displays
- AV integrators requiring seamless remote control of source devices
Who should skip it
- Gamers or professionals requiring full 4K 60Hz 4:4:4 bandwidth
- Budget-conscious installers avoiding expensive high-grade shielded cabling
- Smart home users needing integrated network connectivity at the display
Performance breakdown
Signal Integrity
HDBaseT technology ensures rock-solid 4K transmission without signal degradation.
Installation Versatility
Bi-directional PoE and compact mounting ears simplify complex cable management setups.
Format Compatibility
Full HDMI 2.0 and HDCP 2.2 support handles modern high-bandwidth content.
Audio Fidelity
Pass-through support for Dolby Atmos and DTS:X preserves premium surround sound.
Build Quality
Durable metal casing provides excellent heat dissipation and long-term hardware protection.
Control Flexibility
Integrated IR and RS232 pass-through allows seamless remote device management.
Key Specs
Video Signal Type
HDMI 2.0 with 4K@60Hz 4:4:4 8bit, HDCP 2.2
Maximum Data Rate
18 Gbps
Maximum Distance
131ft (40m) at 4K@60Hz; 230ft (70m) at 1080P
Supported Audio Formats
Dolby Atmos, DTS:X, Dolby True HD, DTS-HD Master Audio, Stereo, PCM 2.0/5.1/7.1
Color Depth
8bit at 4K@60Hz 4:4:4
Enclosure Material
Metal
Power Consumption (Max)
12.8W (Pair)
Dimensions (Transmitter)
136.4 mm ×15.2 mm × 74.2 mm
Features
- Extends 4K@60Hz up to 131ft over Cat6a/7
- Supports advanced audio formats like Dolby Atmos
- Bi-directional PoE powers both units with one adapter
- Includes bi-directional IR and RS232 pass-through
- Slim metal casing with mounting ears
- Fully compliant with HDCP 2.2 standards
- Supports HDR10 format for enhanced visuals
- Utilizes HDBaseT technology for reliable extension
What customers say
Customers overwhelmingly praise the AV Access 4KEX70-L for its exceptional reliability in transmitting 4K signals up to 70 meters without quality loss. A key highlight is the Power over Cable feature, which drastically simplifies setup by powering the system from one end, leading to cleaner installations. Reviewers value the durable metal construction, suggesting professional grade quality. While priced for professional use, users find the consistent performance, stable HDCP handling, and effective EDID management justify the cost over less dependable options. This extender is highly recommended as a dependable workhorse for both advanced home theaters and commercial integration where guaranteed signal stability is essential.
Know before you buy
You can extend a 4K@60Hz signal up to 131 feet (40 meters) and a 1080P signal up to 230 feet (70 meters) using a single Cat6a or Cat7 cable.
No, this kit features bi-directional PoE (Power over Ethernet), meaning you only need to connect a single power adapter to either the transmitter or the receiver to power both units.
Yes, the 4KEX70-L supports advanced audio formats including Dolby Atmos, DTS:X, Dolby True HD, and DTS-HD Master Audio, ensuring your surround sound setup works seamlessly.
Yes, the unit is fully compliant with HDCP 2.2 standards and supports HDR10, making it compatible with modern 4K streaming devices, gaming consoles, and high-dynamic-range displays.
Yes, the kit includes bi-directional IR and RS232 pass-through, allowing you to send control signals back to your source device from the remote display location.
To achieve the full 4K@60Hz performance at the maximum distance, we recommend using high-quality Cat6a or Cat7 shielded twisted-pair cables.
Still have a question?
Ask Hayley anything about this product before you decide.