Hot Tips: This HDMI splitter 1 in 2 output product is designed to expand the original interface of high-end devices, reduce frequent insertions and cable strain, and minimize connector damage. This device supports simultaneous display on two identical monitors only. It does not support simultaneous display on different monitor models or sizes, but alternating use is possible. Wide Compatibility: The HDMI splitter with 2-output is ideal for connecting an HDMI-compatible source device such as an HD DVD player, PS3, laptop, or HDTV to two display devices such as a TV, projector, monitor, LCD screen, plasma display, or digital television. 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 flexible rubber jacket, and durable construction for reliable performance. No external power supply required. For best results, use with a standard HDMI 1.4 or higher-rated cable no longer than 16 feet to prevent signal loss. Cable Length: 30 cm. Equipped with a standard HDMI male-to-female connector (approximately 14mm wide). Connector constructed with pure copper, non-magnetic contacts and 24K ultra-thick gold plating for superior corrosion and wear resistance, ensuring stable data transmission.