Cables & SFPs
70M 4K HDMI EXTENDER OVER CAT5E UHD RS232 HDBASET HDMI ETHERNET
Available for Backorder — Additional lead time may apply. Contact us for delivery estimates.
Extend 4K HDMI signals up to 70 meters over standard Cat5e cabling. Perfect for conference rooms, digital signage, and AV installations requiring long-distance connectivity.
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📊 Volume / Bulk Pricing Available
10-24 units
Save up to 5%
25-49 units
Save up to 8%
50+ units
Save up to 12%
💡 Volume pricing is quote-based. Actual savings depend on availability and order size.
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Manufacturer Warranty
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Technical Specifications
| Brand | StarTech.com |
| Manufacturer Part Number | ST121HDBTL |
| SKU | RU-STARTECHCOM-ST121HDBTL |
| Category | Cables & SFPs |
$392.97
- Extends 4K video up to 70 meters over Cat5e
- HDBaseT technology for reliable long-distance transmission
- RS232 control for seamless device management
- Single Cat5e cable simplifies installation and reduces clutter
- Supports EDID and HDCP for full compatibility
| Interface | HDMI, Cat5e Ethernet, RS232 |
|---|---|
| Speed | 4K UHD @ 60Hz, 10.2 Gbps HDMI |
| Compatibility | HDMI 2.0, HDBaseT standard, Cat5e/Cat6/Cat7 cabling |
| Warranty | 2-year StarTech limited warranty |







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