Does anyone know which com port you are suppose to select when attempting to update?

It depends on your PC, when you select the correct one the currently installed firmware version number will display on the bottom of the updater app

How is the audio source chosen for the optical out?

The optical output extracts audio for whichever input you set for output 1.

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8K HDMI Matrix Switch 2 X 2 by OREI Switcher with Audio Extractor UltraHD Supports Upto 4K @ 120Hz IR EDID HDCP 2.3 - Remote Control (BK-202A)

8K HDMI Matrix Switch 2 X 2 by OREI Switcher with Audio Extractor UltraHD Supports Upto 4K @ 120Hz IR EDID HDCP 2.3 - Remote Control (BK-202A)

Product ID: 510831320

Details

Brand
Orei
Cable Type
HDMI
Colour
black
Compatible Devices
Blu-Ray Player
Connector Type
HDMI

🎵Optical & analog audio extraction

📺8K UltraHD resolution support

🔄2x2 matrix switching with IR remote

₨44223

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Description

🚀 Elevate your home theater with 8K precision and effortless control!

FUTURE PROOF TECH - Supports HDR10, Dolby Vision, HDCP 2.3, and smart EDID management for ultimate performance.
UNIVERSAL COMPATIBILITY - Works flawlessly with Windows, Mac, Linux, gaming consoles, streaming devices, and more.
ADVANCED AUDIO EXTRACTION - Extract high-fidelity audio via optical or analog outputs for immersive sound setups.
DUAL OUTPUT MATRIX CONTROL - Switch effortlessly between 2 HDMI inputs and 2 outputs with intuitive IR remote access.
SEAMLESS 8 K ULTRA HD EXPERIENCE - Enjoy crystal-clear visuals up to 8K and 4K @120Hz for next-level entertainment.

The OREI BK-202A 8K HDMI Matrix Switcher delivers ultra-high-definition video up to 8K and 4K at 120Hz with dual HDMI inputs and outputs. Featuring advanced audio extraction via optical and analog outputs, it supports HDR formats including HDR10+ and Dolby Vision, and ensures compatibility with a wide range of devices and operating systems. Controlled via IR remote, this matrix switcher offers smart EDID management and HDCP 2.3 compliance, making it a future-proof solution for professional-grade home entertainment setups.

Specifications

ASIN	B0BG3L9XCC
Best Sellers Rank	#261,133 in Electronics ( See Top 100 in Electronics ) #836 in HDMI Cables
Brand Name	Orei
Cable Type	HDMI
Color	black
Compatible Devices	Blu-Ray Player, Gaming Console, Projector
Connector Type Used on Cable	HDMI
Country of Origin	China
Customer Reviews	4.2 4.2 out of 5 stars (78)
Global Trade Identification Number	00850031132320
Item Weight Unit of Measure	13.9 Ounces
Manufacturer	OREI, [email protected]
Manufacturer Contact Information	[email protected]
Manufacturer Part Number	BK-202A
Model Number	BK-202A
Number of Items	1
Number of Ports	3
Packer Contact Information	[email protected] , 99250 12671
UPC	850031132320
Unit Count	1.00 Set
Warranty Description	1 year warranty

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₨44223

Duties & taxes included

In stock

Sold byAmazon Sri LankaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Sri Lanka.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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