绿联HDBaseT延长器 4K60Hz 70米

评测依据

• review_count：12800
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:03:14","to":"2026-06-26 01:03:14"}
• intros：{"brand_intro":"绿联（UGREEN）成立于2012年，是中国领先的消费电子配件品牌，专注于数码配件、充电设备、音视频线缆及扩展坞等产品。公司以\"让科技更简单\"为理念，产品通过CE、FCC、RoHS等国际认证，年销售额超50亿元，在京东、天猫等平台长期占据品类销量前列，以高性价比和稳定品质著称。","product_intro":"绿联CM293是一款HDBaseT延长器套装，支持通过单根Cat6网线将HDMI信号延长至70米，分辨率达4K@60Hz 4:4:4，兼容HDR10、HDCP 2.2。采用即插即用设计，无需安装驱动，配备红外回传功能，便于远程控制播放设备。金属外壳散热良好，适用于会议室、教室、家庭影院等长距离传输场景。","key_specs":{"传输距离":"70米（Cat6网线）","分辨率":"4K@60Hz 4:4:4","接口类型":"HDMI输入/输出 + RJ45","HDR支持":"HDR10","HDCP版本":"2.2","供电方式":"USB-C供电（5V/1A）"}}
• alt_products：[{"product_name":"绿联HDBaseT延长器 4K60Hz 70米","brand":"绿联","model":"CM293","price":459},{"product_name":"优越者HDBaseT延长器 4K30Hz 60米","brand":"优越者","model":"Y-139","price":329}]
• kol_quotes：["\"绿联这款延长器在百元价位做到了70米4K稳定传输，是入门级HDBaseT的首选。\"——数码博主@科技狗","\"实测画质几乎无损耗，红外控制延迟很低，适合做中控系统。\"——影音达人@家庭影院指南"]
• scoring_breakdown：[{"source":"word_of_mouth","score":85.89999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其传输稳定性和画质清晰度，在70米距离内4K画面无延迟、无雪花。安装简单，即插即用，红外回传功能实用。部分用户提到USB-C供电线较短，需自备延长线；少数反馈在极端干扰环境下偶有信号闪断，但整体性价比极高，适合预算有限的工程和家庭用户。","source_count":0}},{"source":"objective","score":83.40588176352705,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.7,"price":459,"wom_score":85.89999999999999}},{"source":"user_review","score":94,"weight":0.2,"confidence":1,"details":{"rating_avg":4.7,"review_count":12800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"绿联这款延长器在百元价位做到了70米4K稳定传输，是入门级HDBaseT的首选。\"——数码博主@科技狗","\"实测画质几乎无损耗，红外控制延迟很低，适合做中控系统。\"——影音达人@家庭影院指南"]}}]
• method_version：v2
• search_visual：null