HDMI Splitter StarTech.com ST122HDMI2

The StarTech.com ST122HDMI2 2-Port High Speed HDMI Splitter and Signal Amplifier distributes a single HDMI audio/video source to two HDMI or DVI displays simultaneously. It supports True HD 1080p and resolutions up to 1920 x 1200, includes 3.5 mm audio connections for separate audio routing, and features a durable steel housing with compact dimensions (80 × 180 × 20 mm). The unit is plug-and-play with no software required and is TAA compliant with a three-year manufacturer warranty.

Advantages

This HDMI splitter allows you to mirror one HDMI source to two displays at once while amplifying the signal to support longer cable runs up to 15 m (50 ft). It supports both HDMI displays and DVI displays via an HDMI-to-DVI adapter, provides an optional separate 3.5 mm audio output, and is housed in a robust steel enclosure. The device accepts 100–240 V AC input and provides 12 V output, making it compatible with a wide range of environments and power sources.

Suitable for

• Retail or trade show displays where the same HDMI content needs to appear on two screens
• Conference rooms and classrooms for sharing presentations from a single laptop or media player
• Home entertainment setups where one Blu-ray player or set-top box must feed two TVs or a TV and a monitor

Key specifications

• Model: StarTech.com ST122HDMI2
• Video ports: 2 × HDMI
• Maximum resolution: up to 1920 × 1200 (True HD 1080p)
• Audio: HDMI pass-through and 3.5 mm audio jack
• Housing: steel; colour: black
• Power: AC input 100–240 V, DC output 12 V
• Dimensions (W × D × H): 80 × 180 × 20 mm
• Weight: 0.38 kg
• Compliance: TAA; warranty: 3 years

How to use

Connect the HDMI source (such as a Blu-ray player or computer) to the splitter's input, then connect up to two displays to the HDMI outputs. If connecting a DVI display, use an HDMI-to-DVI adapter. Optionally connect external audio devices to the 3.5 mm jack if you prefer separate audio output. Plug the power adapter into an AC outlet (100–240 V) and the splitter's 12 V power input. The device is plug-and-play and requires no additional software or configuration.

Usage recommendations

For best results, use high-quality HDMI cables of appropriate length and, if running near the 15 m (50 ft) limit, consider using premium cables or active/boosted cables to maintain signal integrity. Place the unit in a ventilated area and avoid exposing it to extreme temperatures or moisture.