A 20m HDMI cable is a high-speed cable designed to transmit high-definition audio and video signals over long distances, up to 20 meters. Here are the typical details and specifications you might find for such a cable:

1. Length: 20 meters (approximately 65.6 feet)
2. HDMI Version: HDMI 1.4, HDMI 2.0, or HDMI 2.1
3. Resolution Support: Supports various resolutions, including 1080p, 4K, and even 8K depending on the HDMI version.
4. Bandwidth: Provides sufficient bandwidth to carry high-definition video and audio signals without loss or degradation.
5. Connector Type: HDMI Type A connectors at both ends.
6. Cable Type: Flat or round cable design, depending on the manufacturer.
7. Construction: Durable construction with high-quality materials to ensure reliable performance and longevity.
8. Compatibility: Compatible with a wide range of HDMI-enabled devices, including TVs, monitors, projectors, gaming consoles, Blu-ray players, and more.
9. Features: Some cables may feature additional sh