Startech
StarTech Wireless HDMI Extender ST121WHDS2
- SKU:
- 20796802
- MPN:
- st121whds2
- Availability:
- Usually ships the same or next business day. In stock at our CA, SC warehouses.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 06/05/2026 04:00:19 PM PST
Bulk discount rates
Below are the available bulk discount rates for each individual item when you purchase a certain amount
| Buy 2 or above | and pay only $477.51 each 477.51 |
- Stock Update:
- 06/05/2026 04:00:19 PM PST
Description
This item is brand-new, factory sealed.
StarTech.com Wireless HDMI Extender, 4K 60Hz, Transmitter and Receiver Kit, Up to 165ft (50m), No Line-of-Sight Required- HDMI OVER WIRELESS: Transmit 4K 60Hz HDMI signals wirelessly up to 165 feet (50 meters) in a point-to-point signal; No line-of-sight required for operation making it ideal for media closets/cabinets; No cable run ensures a clutter-free, rapid setup
- LOCAL HDMI PASS-THROUGH: Transmitter features an HDMI output (loop-out) to connect a local display; Ideal for presentation centers, boardrooms/meeting rooms, classrooms, trade shows, and conference centers
- NO DRIVERS OR SOFTWARE: No IP configuration, software, or drivers are required, ensuring a streamlined cable-free extension; 5GHz point-to-point connection from transmitter to receiver supports channel switching to avoid interference in busy environments
- INSTALLATION OPTIONS: Included mounting kit for transmitter/receiver provides versatile installation options; Up to 4 paired extender kits in one local area; IR Blaster/Receiver for IR extension; Rubber feet included for stability/surface protection
- TECHNICAL SPECIFICATIONS: HDMI 2.1 TMDS supporting 18Gbps bandwidth, HDCP 1.4/2.2, 2.1ch audio, and Audio Return Channel (ARC); 5GHz wireless dual-antenna design; 8kV air and 6kV contact level-3 ESD protection
- Product Dimensions: 4.9 x 4.5 x 0.8 inches
- Item Weight: 2.38 pounds
Connect the Transmitter Unit to an HDMI source and the Receiver Unit to an HDMI display to wirelessly transmit 4K 60Hz HDMI at distance of up to 165 feet (50 meters), using this Wireless HDMI Extender Kit. This wireless HDMI extender eliminates the need for a separate ethernet cable between the transmitter and receiver, providing a clean and flexible setup. Operates with or without line of sight (LOS/NLOS), making it ideal for media closets and cabinets. Also, the transmitter features an HDMI output for connecting a local display, making it ideal for presentations and conferences. A 5GHz point-to-point connection between the transmitter and receiver avoids the more congested 2.4GHz wireless frequencies. Up to four paired extender kits can be used in the same area. This wireless HDMI extender offers a straightforward, plug-and-play experience, eliminating the need for IP configurations, software installations, or driver setups, making it an accessible solution for various applications. The included mounting kits enable versatile installation options for both the transmitter and receiver. An IR blaster and receiver are also included to extend infrared signals. Optional rubber feet are included for added stability and surface protection. This extender supports HDMI 2.1 TMDS with 18Gbps bandwidth, HDCP 1.4/2.2, 2.1 channel audio, and Audio Return Channel (ARC). It uses a dual-antenna design for improved wireless performance. This wireless HDMI extender features 8kV air and 6kV contact electrostatic discharge (ESD) protection. This product is backed for 2-years and with free lifetime 24/5 multi-lingual technical assistance.
Package Contents:
- 1 x Wireless Transmitter
- 1 x Wireless Receiver
- 1 x IR Blaster
- 1 x IR Receiver
- 4 x Wireless Antenna
- 2 x Universal Power Adapter (NA/EU/UK)
- 2 x Mounting Kit
- 1 x Set of Rubber Feet
- 1 x Quick-Start Guide
Features
- 1 x Wireless Transmitter
- 1 x Wireless Receiver
- 1 x IR Blaster
- 1 x IR Receiver
- 4 x Wireless Antenna
- 2 x Universal Power Adapter (NA/EU/UK)
- 2 x Mounting Kit
- 1 x Set of Rubber Feet
- 1 x Quick-Start Guide
Application/Usage:
Presentation System
Conference Room
Boardroom
Meeting Room
Classroom
Trade Show
Environmental Compliance:
Restriction of Hazardous Substances (RoHS)
Waste Electrical and Electronic Equipment Directive (WEEE)
Specs
| Power Description | |
| Frequency | 60 Hz |
| Physical Characteristics | |
| Product Color | Black |
| Color Family | Black |
| Warranty | |
| Limited Warranty | 2 Year |
| Interfaces/Ports | |
| Number of USB Ports | 2 |
| HDMI Out | Yes |
| Number of HDMI Inputs | 1 |
| Remote (IR) Input | 1 |
| HDMI In | Yes |
| USB | Yes |
| Number of HDMI Outputs | 2 |
| Remote (IR) Output | 1 |
| Video | |
| Maximum Video Resolution | 4096 x 2160 |
| Graphics Modes | 4K |
| General Information | |
| Brand Name | StarTech.com |
| Manufacturer Website Address | http://www.startech.com |
| Marketing Information | Connect the Transmitter Unit to an HDMI source and the Receiver Unit to an HDMI display to wirelessly transmit 4K 60Hz HDMI at distance of up to 165 feet (50 meters), using this Wireless HDMI Extender Kit. No Line-Of-Sight Required This wireless HDMI extender eliminates the need for a separate ethernet cable between the transmitter and receiver, providing a clean and flexible setup. Operates with or without line of sight (LOS/NLOS), making it ideal for media closets and cabinets. Also, the transmitter features an HDMI output for connecting a local display, making it ideal for presentations and conferences. A 5GHz point-to-point connection between the transmitter and receiver avoids the more congested 2.4GHz wireless frequencies. Up to four paired extender kits can be used in the same area. No Drivers or Software This wireless HDMI extender offers a straightforward, plug-and-play experience, eliminating the need for IP configurations, software installations, or driver setups, making it an accessible solution for various applications. Versatile Installation Options The included mounting kits enable versatile installation options for both the transmitter and receiver. An IR blaster and receiver are also included to extend infrared signals. Optional rubber feet are included for added stability and surface protection. High-Performance Wireless Extender This extender supports HDMI 2.1 TMDS with 18Gbps bandwidth, HDCP 1.4/2.2, 2.1 channel audio, and Audio Return Channel (ARC). It uses a dual-antenna design for improved wireless performance. This wireless HDMI extender features 8kV air and 6kV contact electrostatic discharge (ESD) protection. |
| Product Type | Video Extender Transmitter/Receiver |
| Product Name | Video Extender Transmitter/Receiver |
| Manufacturer | StarTech.com |
| Manufacturer Part Number | ST121WHDS2 |
| Technical Information | |
| Maximum Operating Distance | 164.04 ft |
| Connectivity Technology | Wireless |
Warranty Information