![4K 60Hz HDMI Audio Extractor Converter SPDIF + 3.5MM Output Supports HDMI 2.0, HDCP 2.2, 1080P@120Hz, 1080P@144Hz, Dolby Digital/DTS Passthrough CEC, HDR10 by J-Tech Digital [JTD18G-H5CH]](https://m.media-amazon.com/images/I/61dkZ5u6DsL._SL1500_.jpg)
J-Tech Digital
4K 60Hz HDMI Audio Extractor Converter SPDIF + 3.5MM Output Supports HDMI 2.0, HDCP 2.2, 1080P@120Hz, 1080P@144Hz, Dolby Digital/DTS Passthrough CEC, HDR10 by J-Tech Digital [JTD18G-H5CH]
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
SpecPicks Verdict
SpecPicks classifies 4K 60Hz HDMI Audio Extractor Converter SPDIF + 3.5MM Output Supports… as a mid-pack option worth checking against alternatives in the displays & upscalers category, based on 1,887 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. J-Tech Digital's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for displays & upscalers of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.1★ customer rating
- ✓ Large, well-vetted feedback pool (1,887 reviews)
- ✓ Backed by J-Tech Digital's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Please Note: This unit will only pass Dolby Digital/DTS audio formats, it will NOT decode these formats for the analog output. If using the analog output, make sure your HDMI source is set to PCM audio. This unit is not compatible with Apple TV 3rd Generation (Model: A2843) and certain Comcast Xfinity boxes, and not compatible with HDMI 1.2 sources or monitors made before 2005.
- 𝐀𝐔𝐃𝐈𝐎 𝐄𝐗𝐓𝐑𝐀𝐂𝐓𝐈𝐎𝐍 - Extract the digital HDMI audio signal from the HDMI input and convert it to 2 channel analog stereo output or multi-channel Audio (SPDIF) output. **NOTE: This unit will only pass Dolby Digital/DTS audio formats, it will NOT decode these formats for the analog output. If using the analog output, make sure your HDMI source is set to PCM audio. This unit is not compatible with Apple TV 3rd Generation (Model: A2843) and certain Comcast Xfinity boxes
- 𝟒𝐊 𝐔𝐥𝐭𝐫𝐚 𝐇𝐃 𝐰𝐢𝐭𝐡 𝐇𝐃𝐌𝐈 𝟐.𝟎 | 𝟏𝟎𝟖𝟎𝐏 𝟏𝟒𝟒𝐇𝐳 | 𝟏𝟎𝟖𝟎𝐏 ?𝟐𝟎𝐇𝐳 - Supports the highest video resolution to 1080P@144Hz, 1080P@120Hz, 4K 50/60HZ (YUV444). Supports HDMI 2.0b (18Gbps) HDCP 2.2 and DVI compliant; Supports HDR10(We suggest using HDMI 2.0 certified cable to get HDR10 compatibility)
- 𝐀𝐔𝐃𝐈𝐎 𝐄𝐃𝐈𝐃 𝐒𝐄𝐓𝐓𝐈𝐍𝐆𝐒 - 2CH for L/R or SPDIF stereo output; 5.1CH for SPDIF Output, Supports uncompressed audio such as LPCM. Supports DTS Digital / Dolby Digital pass through (Our device does not decode the digital audio, you will still need an end display that is compatible with those formats) ; DOES NOT SUPPORT ARC FUNCTION.
- 𝐀𝐃𝐕𝐀𝐍𝐂𝐄𝐃 𝐅𝐄𝐀𝐓𝐔𝐑𝐄𝐒 - Supports HDMI HIGH Bit Rate(HBR) audio pass through; Audio sample rates up to 192kHZ;10 Bit HDR pass through.; Supports CEC bypass
Full Specifications
| Brand | J-Tech Digital |
|---|---|
| Model | JTD18G-H5CH |
| Weight | 18g |
| Interface | Component, HDMI |
| Unit Count | 1.0 Count |
| Part Number | JTD-322 |
| Interface Type | Component, HDMI |
| Number of Pins | 24 |
| Audio Output Mode | Stereo, Surround Sound |
| Compatible Devices | Game Consoles, PC |
| Number of Channels | 2 |
| Maximum Supply Voltage | 5 Volts (DC) |
| Minimum Supply Voltage | 5 Volts (DC) |
| Smart Home Compatibility | Not Smart Home Compatible |
Ready to buy?
4K 60Hz HDMI Audio Extractor Converter SPDIF + 3.5MM Output Supports HDMI 2.0, HDCP 2.2, 1080P@120Hz, 1080P@144Hz, Dolby Digital/DTS Passthrough CEC, HDR10 by J-Tech Digital [JTD18G-H5CH] is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
Related Displays & Upscalers
![BENFEI 4K DisplayPort to HDMI 6 Feet Cable[Aluminum Shell, Nylon Braided], Uni-Directional DP 1.2 Computer to HDMI 1.4 Screen Cable Compatible with HP, ThinkPad, AMD, NVIDIA, Desktop and More](https://m.media-amazon.com/images/I/71C33VM8LPL._SL1500_.jpg)
![Warrky 4K DisplayPort to HDMI Adapter, Uni-Directional [Metal Case, Gold-Plated Pins] Display Port Source to HDMI Monitor Converter 1080P@120Hz Compatible for HP, AMD, NVIDIA. Male to Female](https://m.media-amazon.com/images/I/81OVagxV81L._AC_SL1500_.jpg)