---
product_id: 100115841
title: "StarTech.com HDMI Over CAT6 Extender - Power Over Cable - 4K 60Hz Up to 70m / 230 ft - 1080p 60Hz up to 100m / 328 ft (ST121HDBT20L)"
price: "HK$8365"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/100115841-startech-com-hdmi-over-cat6-extender-power-over-cable-4k
store_origin: HK
region: Hong Kong
---

# StarTech.com HDMI Over CAT6 Extender - Power Over Cable - 4K 60Hz Up to 70m / 230 ft - 1080p 60Hz up to 100m / 328 ft (ST121HDBT20L)

**Price:** HK$8365
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** StarTech.com HDMI Over CAT6 Extender - Power Over Cable - 4K 60Hz Up to 70m / 230 ft - 1080p 60Hz up to 100m / 328 ft (ST121HDBT20L)
- **How much does it cost?** HK$8365 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/100115841-startech-com-hdmi-over-cat6-extender-power-over-cable-4k)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | StarTech |
| Connector Type | 4-pin Mini Din |
| Cable Type | HDMI |
| Compatible Devices | Moto One Power |
| Special Feature | StarTech.com |
| Compatible Phone Models | Moto One Power |
| Recommended Uses For Product | Transmitting HDMI audio/video signals over long distances, for instance in home theaters, professional installations, or any scenario requiring video signal extension |
| Ethernet cable category | Cat 6 |
| Color | Black |
| Connector Gender | Female-to-Female |
| Data Transfer Rate | 18 Gigabits Per Second |
| Shape | Round |
| Number of Pins | 4 |
| Frequency | 60 Hz |
| Unit Count | 1.0 Count |
| Item Weight | 3.84 ounces |
| Model Name | HDMI Over CAT6 Extender - Power Over Cable - Up to 100 m (328 ft.) |
| Specification Met | REACH, RoHS, WEEE |
| Indoor/Outdoor Usage | Indoor, Outdoor |
| Number of Items | 1 |
| Customer Package Type | Standard Packaging |
| Wattage | 18 watts |
| Maximum Voltage | 18 Volts (DC) |
| Outer Material | Polyvinyl Chloride (PVC) |
| Manufacturer | StarTech.com |
| UPC | 065030877879 |
| Global Trade Identification Number | 00065030877879 |
| Item model number | ST121HDBT20L |
| Product Dimensions | 4 x 3 x 1 inches |
| Item Dimensions  LxWxH | 4 x 3 x 1 inches |
| Voltage | 18 Volts |
| ASIN | B07GKG552G |
| Is Discontinued By Manufacturer | No |
| Date First Available | September 5, 2018 |

## Product Details

- **Brand:** StarTech
- **Connector Type:** 4-pin Mini Din
- **Cable Type:** HDMI
- **Compatible Devices:** Moto One Power
- **Special Feature:** StarTech.com

## Images

![StarTech.com HDMI Over CAT6 Extender - Power Over Cable - 4K 60Hz Up to 70m / 230 ft - 1080p 60Hz up to 100m / 328 ft (ST121HDBT20L) - Image 1](https://images-eu.ssl-images-amazon.com/images/I/31HearSmh0L.jpg)

---

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**Shop now:** [https://www.desertcart.hk/products/100115841-startech-com-hdmi-over-cat6-extender-power-over-cable-4k](https://www.desertcart.hk/products/100115841-startech-com-hdmi-over-cat6-extender-power-over-cable-4k)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-04*