StarTech ST121HDBTD 4K HDBaseT HDMI Extender Transmitter

• Conference rooms requiring long-distance 4K HDMI extension
• Classrooms connecting distant displays to AV sources
• Digital signage installations with remote display placement
• Enterprise AV systems using structured Cat6 cabling
• Professional meeting spaces with distributed video displays
• Government AV projects requiring TAA-compliant hardware
• Large rooms requiring extended HDMI source connectivity
• Commercial displays positioned away from video sources
• 4K AV deployments using Category 6 infrastructure
• Space-constrained installations requiring compact transmitters
• AV racks connecting HDMI sources over longer distances
• Corporate presentation systems with centralized AV sources

• HDBaseT technology extends HDMI over Cat6 cabling
• 4K support delivers detailed high-resolution video signals
• Up to 70m transmission supports distributed AV layouts
• Single Cat6 cable simplifies long-distance video deployment
• RJ-45 interface connects compatible twisted-pair cabling
• One HDMI input supports a single source device
• USB-powered design simplifies installation power requirements
• Compact enclosure supports space-constrained AV installations
• Lightweight 107.7g design eases equipment placement
• TAA compliance supports qualifying procurement requirements
• Wired connectivity provides a dedicated AV transmission path
• 4096 × 2160 support accommodates 4K video applications
• Conference room deployment supports distributed displays
• Digital signage layouts benefit from extended HDMI reach

• Brand: StarTech.com
• Product Type: Video Extender Transmitter
• Product Name: Compact HDBaseT Transmitter
• Model / MPN: ST121HDBTD
• UPC: 65030876025
• HDBaseT Support: Yes
• Connectivity Technology: Wired
• Media Type: Twisted Pair
• Twisted Pair Standard: Category 6
• Maximum Operating Distance: Up to 70 m
• Maximum Video Resolution: 4096 × 2160
• Graphics Mode: 4K
• Video Input: HDMI
• HDMI Inputs: 1
• Supported Input Devices: 1
• Network Port: 1 × RJ-45
• Power Method: USB Powered
• Cable Medium: Cat6 Twisted Pair
• TAA Compliant: Yes
• Height: 25.40 mm
• Width: 35.56 mm
• Depth: 309.88 mm
• Weight: 107.7 g
• Packaged Quantity: 1
• Warranty: 2 Years
• Compatibility: HDMI source + Cat6 twisted-pair infrastructure

WHY CHOOSE THIS PRODUCT?

• Long-distance HDMI extension — Up to 70m transmission enables video sources to be positioned away from displays, helping support larger meeting rooms and distributed AV layouts.
• 4K video capability — Support for up to 4096 × 2160 provides the resolution required for compatible high-definition professional AV applications.
• Cat6-based deployment — HDBaseT transmission over Category 6 twisted pair can simplify structured-cabling integration compared with dedicated long HDMI cable runs.
• Space-efficient hardware — The compact transmitter format and 107.7g weight provide greater flexibility when mounting or positioning equipment around AV installations.
• USB-powered operation — USB power provides an installation-friendly power option where compatible USB power is available.
• Enterprise procurement suitability — TAA compliance can help address applicable government and enterprise procurement requirements.
• Dedicated wired transmission — The wired architecture provides a purpose-built signal path for compatible HDMI extension deployments without relying on wireless video transmission.