Unverified90% confidenceDecision RuleTime unknown

双HDMI同时输出4K@60Hz需要主机支持DP1.4 Alt Mode，部分老款笔记本或非雷电接口的主机可能只能实现单4K@60Hz或双屏降至4K@30Hz，购买前务必确认主机的USB-C视频输出能力

1

Sources

90%

Confidence

Long-term

Relevance

-

First Seen

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Related Entities

Anker 575 USB-C扩展坞product_sku 多功能扩展坞category

Related Claims

UnverifiedType-C转HDMI2.1（支持4K@120Hz/8K@60Hz）要求源设备DP Alt Mode达到DP1.4规格，普通USB-C转HDMI适配器多为HDMI2.0仅4K@60Hz，买前需看HDMI版本号而非仅看'4K'字样87% similar

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