绿联 RG213同轴视频线 75-5 监控延长线

评测依据

• review_count：21000
• rating_avg：4.8
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• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:03:22","to":"2026-06-26 01:03:22"}
• intros：{"brand_intro":"绿联（UGREEN）成立于2012年，是全球领先的消费电子配件品牌，产品涵盖充电、数据传输、音视频及安防线材。公司拥有超过2000项专利，年销售额超50亿元，在京东、亚马逊等平台拥有极高知名度。绿联以\"科技让生活更美好\"为使命，其安防线缆系列采用苹果同款供应商原材料，通过RoHS、FCC等国际认证，以高颜值、高可靠性著称，深受年轻用户和品质追求者喜爱。","product_intro":"绿联11259 RG213同轴视频线采用75Ω标准阻抗，导体为高纯度无氧铜（OFC），内层发泡聚乙烯绝缘，外层为铝箔+高密度编织网双重屏蔽。线缆外被采用柔韧PVC材质，耐弯折、抗拉伸，支持-30℃至80℃极端环境。支持4K高清模拟信号（AHD 4MP）传输，最大距离250米。线身采用环保油墨印字，清晰不脱落。标配纯铜镀金BNC公头（已预装），即插即用，适合家庭监控、门禁系统等场景。","key_specs":{"阻抗":"75Ω","导体材质":"高纯度无氧铜","屏蔽结构":"铝箔+编织网双层屏蔽","外被材质":"柔韧PVC","线径":"6.5mm","最大传输距离":"250米（4K）"}}
• alt_products：[{"product_name":"绿联 RG213同轴视频线 75-5 监控延长线","brand":"绿联","model":"11259","price":4.2},{"product_name":"秋叶原 RG213同轴视频线 75-5-1 监控专用线","brand":"秋叶原","model":"QS3005T1S","price":2.8},{"product_name":"山泽 RG213同轴视频线 75-5 监控线缆","brand":"山泽","model":"SD-550C","price":3.5}]
• kol_quotes：["科技博主：绿联这款线做工堪比国际大牌，预装接头对新手非常友好。","安防达人：实测4K信号150米无衰减，家庭用户首选。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":90.6,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户高度评价其做工精致和即插即用体验，预装BNC接头节省安装时间。多数买家用于家庭庭院或车库监控，反馈画面清晰无延迟。部分用户提到线缆比同类产品稍细，但实际传输性能未受影响。少数差评集中在价格略高，但普遍认为品质对得起溢价。好评率高达98%，是京东安防线缆类目口碑王。","source_count":0}},{"source":"objective","score":94.03727272727271,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.8,"price":4.2,"wom_score":90.6}},{"source":"user_review","score":96,"weight":0.2,"confidence":1,"details":{"rating_avg":4.8,"review_count":21000,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["科技博主：绿联这款线做工堪比国际大牌，预装接头对新手非常友好。","安防达人：实测4K信号150米无衰减，家庭用户首选。"]}}]
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