Hot Tips: This HDMI splitter 1 in 2 output product is designed to expand the original interface of high-end devices, reduce the number of insertions and cable lengths, and minimize connector wear. This device supports simultaneous display on two identical monitors only. It does not support simultaneous display on monitors of different models or sizes, but alternating use is possible. Wide Compatibility: The HDMI splitter with 2-output cable allows connection of an HDMI-compatible source device such as HD-DVD players, PS3, laptops, or HDTVs to two display devices such as TVs, projectors, monitors, LCD TVs, plasma displays, or digital TVs. Support HD Image: Supports video resolutions including 480i, 480p, 720p, 1080i, and 1080p. Does not support HDCP or MacBook devices. Not compatible with TV boxes or cable boxes such as Roku or Apple TV. Good Quality: Features gold-plated connectors, a soft rubber jacket, and high-quality materials for flexibility and durability. No external power supply required. For optimal performance, use with a standard HDMI 1.4 or higher cable, and keep cable lengths under 16 feet to prevent signal loss. Cable Length: 30 cm. Equipped with a standard HDMI male-to-female connector (approximately 14mm wide). Connector is made of pure copper with non-magnetic properties and 24K ultra-thick gold plating for superior corrosion and wear resistance, ensuring stable data transmission.