Alfatron ALF-CHKA2 HDMI 2.0 Audio De-embedder/ Extractor 18Gbps with HDMI Output


The ALF-CHKA2 is a small-size HDMI 2.0 audio de-embedder with 1 HDMI input, 1 HDMI output, and three types of audio outputs.

It is designed to extract audio from 4K HDMI signal via stereo balanced L/R audio, analog RCA, and coaxial digital audio output ports.

It supports 4K@60Hz/4:4:4 HDR, EDID & CEC pass-through, and the transmission rate is up to 18Gbps. Moreover, there are three audio modes can be chosen in order to be compatible with the various audio processing device.


Supports stereo balanced L/R audio, analog RCA, and coaxial digital audio output ports. Supports three audio modes PASS, BITSTREAM,and PCM.

HDMI input supports HDCP2.2, and the output supports HDCP1.4. Supports HDMI2.0 4K@60Hz/4:4:4 HDR, EDID & CEC pass-through. The transmission rate is up to 18Gbps.
Shipping & Return Policy


Free Standard Shipping on orders over $35. Most items qualify for free standard shipping within the contiguous USA. Our standard shipping is via UPS ground. Standard shipping times are between 1 to 7 business days. Upgraded expedited shipping via UPS is available upon request at a small extra cost to the customer.

In-stock domestic shipments are usually shipped the same day of order.

United States

We ship nationwide across the contiguous (lower 48) states.

All orders shipped to Hawaii, Alaska and International are charged at Standard air and international shipping rates.

Delivery redirection

In our efforts to protect our customers and the wider public from fraudulent behavior, Photo Savings has agreements with our third party carriers that no packages will be redirected to any addresses not designated at the time of sale unless such re-designation is done through our customer service & fraud department. If you do need to have your delivery re-directed or rescheduled please contact us.



Shop with confidence

For any reason whatsoever, if you aren't 100% satisfied with your purchase, you can return it within 30 days of purchase. No questions asked!


Read More about our Shipping & Return policy and procedure





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