J-Tech Digital
4K HDBaseT HDMI Extender Over Cat5e/6 Ethernet up to 230ft (1080P) 130ft (4K), Supports HDCP 2.2/1.4, RS232, Bi-Directional IR and PoC
*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.
Bottom line: The 4K HDBaseT HDMI Extender Over Cat5e/6 Ethernet up to 230ft (1080P) 130ft (4K), Supports HDCP 2.2/1.4, RS232, Bi-Directional IR and PoC is a niche pick — read recent reviews before buying in the displays & upscalers category, priced around $119.99. Read recent reviews carefully before committing.
SpecPicks Verdict
SpecPicks classifies J-Tech Digital 4K HDBaseT HDMI Extender Over Cat5e/6 Ethernet up to… as a niche pick — read recent reviews before buying in the displays & upscalers category, based on our editorial and benchmark analysis 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
- ✓ 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
- ✔ 𝐇𝐃𝐌𝐈 𝐄𝐗𝐓𝐄𝐍𝐃𝐄𝐑 𝐎𝐕𝐄𝐑 𝐂𝐀𝐓𝟓𝐄/𝟔 𝐂𝐀𝐁𝐋𝐄: Extend 1080P up to 230 feet (70 meters) or 4K@60Hz (4:2:0) up to 130 feet (40 meters) over Cat5e/6 UTP cable. Support 1080P 3D. The video is transmitted using uncompressed HDBaseT technology. 60HZ 4K ULTRA HD SUPPORT: 60Hz@4K, 1080P,1080P 3D, 1080I, 720P, 576P, 576I, 480P, 480I
- ✔ 𝐖𝐈𝐃𝐄 𝐃𝐈𝐆𝐈𝐓𝐀𝐋 𝐀𝐔𝐃𝐈𝐎 𝐂𝐎𝐌𝐏𝐀𝐓𝐈𝐁𝐈𝐋𝐈𝐓𝐘: supports LPCM, DTS HD and Dolby trueHD. FEATURES: Supports HDMI 1.4 4K 60Hz YUV420; LATEST HDCP 2.2 / 1.4 COMPLIANT:We guarantee you will never feel frustrated when streaming your favorite copy protected video through this product.
- ✔ 𝐈𝐍𝐃𝐔𝐒𝐓𝐑𝐈𝐀𝐋 𝐋𝐄𝐕𝐄𝐋 𝐑𝐄𝐋𝐈𝐀𝐁𝐈𝐋𝐈𝐓𝐘: The JTECH-4K-EX-HDBaseT is built on State-of-the-art embedded chipset with ESD protection inside and has been passed thousands of hours of tests under different and sophisticated applications which include security systems, outdoor advertising screens, broadcasting stations, and public theaters etc.
- ✔ 𝐃𝐔𝐀𝐋 𝐈𝐑 𝟐𝟎 - 𝟔𝟎 𝐊𝐇𝐙 𝐁𝐀𝐂𝐊𝐖𝐀𝐑𝐃 𝐀𝐍𝐃 𝐅𝐎𝐑𝐖𝐀𝐑𝐃 𝐅𝐔𝐍𝐂𝐓𝐈𝐎𝐍: Extends IR signal from source to receiver or from transmitter to receiver. Phoenix RS232 Port for firmware update or RS232 control signal transmission.
- ✔ 𝐎𝐏𝐓𝐈𝐌𝐈𝐙𝐄 𝐏𝐄𝐑𝐅𝐎𝐑𝐌𝐀𝐍𝐂𝐄 𝐖𝐈𝐓𝐇 𝐂𝐎𝐏𝐏𝐄𝐑 𝐄𝐓𝐇𝐄𝐑𝐍𝐄𝐓 𝐂𝐀𝐁𝐋𝐄:For better performance, we suggest using solid COPPER ethernet cable with this product. For GUARANTEED optimal performance, use the J-Tech Digital Customized 100/150ft Cat6 Ethernet Cable. Please search the ASIN number "B01IPYVT3Y" on Amazon for more details.
Full Specifications
| Brand | J-Tech Digital |
|---|---|
| Color | Black |
| Cable Type | HDMI |
| Unit Count | 1.0 Count |
| Model Number | JTECH-4K-EX-HDBaset |
| Built-In Media | Transmitter, receiver, IR cables, power adaptor |
| Connector Type | HDMI |
| Mfr Part Number | JTD-931 |
| Number of Ports | 2 |
| Compatible Devices | Personal Computer |
| Connector Type Used on Cable | HDMI |
Ready to buy?
J-Tech Digital 4K HDBaseT HDMI Extender Over Cat5e/6 Ethernet up to 230ft (1080P) 130ft (4K), Supports HDCP 2.2/1.4, RS232, Bi-Directional IR and PoC 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 2026-07-22. Price and availability subject to change.
Related Displays & Upscalers
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best Retro Handhelds in 2026 — From $35 to $500
- How to Build a Windows 98 Retro PC in 2026
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best 1440p Gaming GPUs in 2026
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
More reviews from the SpecPicks archive
Browse all reviews →- Qwen3.6 35B on a Single RTX 3060 12GB: What Actually Fits
- Best Gaming Monitor for 1440p Under $400 (2026)
- Best Peripherals for a Modern Retro-PC LAN Party (2026)
- Sony Will End Physical PlayStation Disc Production in 2028
- Qwen 3.6 vs Frontier Models on a Local Rig: The Honest Gap
- Perplexity's Local-or-Cloud Router: What Hardware Runs the Local Half
- Imaging Vintage IDE Drives in 2026: The Retro-PC Backup Workflow
- Qwen3.6-35B-A3B vs Gemma4-26B-A4B: Which MoE Fits a 12GB RTX 3060
- Intel Arc A770 LLM Performance: Local Inference Guide
- Can a Raspberry Pi 4 8GB Run a Local LLM? Ollama Tiny-Model Benchmarks
- DualSense vs GameSir G7 SE for PC Sim Racing: Which Controller Wins in 2026
- Best AM4 Upgrade Parts Under $100 Each in 2026
- Intel's Bartlett Lake Core 9 273PQE Reportedly Loses to a Four-Year-Old CPU
- Asus RTX 5060 Hits Near-MSRP on Amazon Prime — Is the Budget Blackwell Worth It?
- AMD Ryzen 9 9950X Hitting 98°C While Streaming?
- Ryzen 5 5600G vs Ryzen 7 5700X for a Budget Gaming + Streaming PC
- Intel llm-scaler-vllm 1.4: Arc Pro B70 Inference Support Lands
- Aider vs Cline vs Cursor for Local Coding on a 12GB GPU (2026)
- Qwen3.6-27B vs Coder-Next: Which Local Coding Model Wins?
- Qwen3.6 35B-A3B Just Cleared FoodTruck-Bench: What the MoE Sparse Path Means for 12GB Cards
- Ryzen 7 5800X3D vs Core i7-14700K: DDR4's Last Big Fight
- How to run Qwen 3 32B on Apple M4 Pro
- Inkling 975B: Thinking Machines' Open-Weight Speech Model, Explained
- GeForce 3 Ti 500 Build Guide: Period-Correct Win98 SE Rig for 2001-Era Gaming