--- product_id: 37502002 title: "CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output)" brand: "csret" price: "FREE" currency: USD in_stock: false url: https://www.desertcart.us/products/37502002-csret-4k-x-2k-hdmi-to-hdmi-audio-converter-extractor store_origin: US region: United States of America --- # CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) **Brand:** csret **Price:** FREE **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) by csret - **How much does it cost?** FREE with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/37502002-csret-4k-x-2k-hdmi-to-hdmi-audio-converter-extractor) ## Best For - csret enthusiasts ## Why This Product - Trusted csret brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description CSRET HDMI to HDMI + SPDIF + RCA L/R Audio Extractor Converter This 4KX2K HDMI Audio Extractor Converter allows the HD Source connected to single HD Display and adds extra 1 L+R and SPDIF audio out.1 HDMI input to 1 HDMI+ Audio (SPDIF+R/L)output with 3 kinds audio mode options(PASS / 2.0CH / 5.1CH. Work with Blu-ray / DVD/ HD player/ Fire TV/ Apple TV/ PS3/4/ Xbox/ PC/ laptop/HD DVR etc. with no loss. Specification: -Support audio format: DTS/HD/Dolby trueHD/LPCM7.1/DTS/Dolby-AC3/DSD -Support video color format:24bit/deep color 30bit,36bit -Max bandwidth:225MHz -Max work current:500mA -TMDS signal:0.5~1.5Volts p-p(TTL) -Input/Output DDC signal:5Volts p-p (TTL) -Power adapter format:Input:AC (50HZ, 60HZ) 100V-240V;Output: DC 5V/1A -Operating Temperature range:(-15 to +55 degree) -Operating Humidity range:5 to 90%RH -Compatible HDMI1.4/1.3 3 Kinds audio EDID settings - Change between 2CH, 5CH and pass easily! - Pass: HDMI pass mode. Audio and video can be convertered from HDMI output. SPDIF and L/R won't output sound - 2CH Mode: Extract the digital 2CH PCM stereo audio in HDMI and the HDMI/ SPDIF and outpit via RCA L/R 【SPDIF and HDMI also have stereo audio output at the same time】 - 5.1CH Mode: Source device send Dolby Digital/DTS via SPDIF out;L/R output have no sound Note: -SPDIF does NOT support 5.1 Dolby Digital Plus -Pls turn off Dolby Digital Plus for Fire TV,Apple TV,Roku and Chromecast if no sound Package Included: 1 X 4K CSRET HDMI to HDMI Converter 1 X 5V DC Power Adapter 1 X User Manual ## Features - 3 Audio EDID Settings: Pass, 2CH, 5.1CH. SPDIF Output Supports Upto DD / DTS 5.1CH and DD+ Audio:RCA Analog L/R Output Supports 2CH PCM Stereo Audio - Plug & Play: HDCP&EDID Pass Through; Support decode HDCP 1.4; HDMI to Achieve synchronization of audio signal separation, Support 225MHz/2.25Gbps per channel bandwidth - High Defination: Support 1080P and 3D, HDMI resolution:4KX2K/1080P/1080i/720p/576p/576i/480p/480i; Support video color format:24bit/deep color 30bit,36bit - 4K HDMI Audio Extractor: 3 Kind Audio Mode Options, 1 HDMI In to 1 HDMI Out (Pass-through) with SPDIF (Optical) and Analog RCA Audio Outputs. Extract the digital audio signal embedded in HDMI source and convert it through analog and SPDIF output at the same time - Package Included:1 x 4K CSRET HDMI Audio Extractor,1 x 5V DC Power Adapter,1 X User Manual.Warranty: We promise lifetime technical support and 2 year worry-free guarantee by CSRET. 【Wide Compatibility】: HDMI v1.4; Suitable for various HDMI source devices like Roku or Chromecast without dedicated audio output as well as HD player, cable/satellite box, desertcart Fire/Apple TV, PS3/4, Xbox, PC/laptop, HD camera/DVR etc. - ›See more product details ## Images ![CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) - Image 1](https://images-na.ssl-images-amazon.com/images/I/61iry4t%2Bx-L.jpg) ![CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) - Image 2](https://images-na.ssl-images-amazon.com/images/I/61qgoOCj4oL.jpg) ![CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) - Image 3](https://images-na.ssl-images-amazon.com/images/I/61K4R7bXzaL.jpg) ![CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) - Image 4](https://images-na.ssl-images-amazon.com/images/I/61BHlQYcl8L.jpg) ![CSRET 4K x 2K HDMI to HDMI Audio Converter Extractor + Optical Spdif Toslink + 3.5mm Stereo RCA FL/FR Audio Splitter Adapter(HDMI Input, HDMI + Digital + Analog Audio Output) - Image 5](https://images-na.ssl-images-amazon.com/images/I/717HK%2BlaMdL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/37502002-csret-4k-x-2k-hdmi-to-hdmi-audio-converter-extractor](https://www.desertcart.us/products/37502002-csret-4k-x-2k-hdmi-to-hdmi-audio-converter-extractor) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-20*