intros：{"brand_intro":"南卡是专注于骨传导音频技术的国产品牌，以\"不入耳、更健康\"为核心理念，深耕运动与户外场景。品牌拥有多项骨传导专利，产品在防水、音质和佩戴舒适度上持续迭代，被用户称为\"国产骨传导标杆\"，在京东、天猫等平台长期占据销量前列。","product_intro":"Runner Pro 4S采用航空级钛合金骨架与亲肤硅胶包裹，整机IPX8级防水，支持游泳佩戴。搭载南卡OT闭合防漏音技术3.0，有效减少漏音90%。内置32GB内存可脱离手机播放音乐，蓝牙5.3芯片连接稳定，续航10小时，适合游泳、跑步等重度运动场景。","key_specs":["蓝牙版本: 5.3","防水等级: IPX8","内存容量: 32GB","续航时间: 10小时","重量: 28g","漏音抑制: OT闭合防漏音3.0"]}
alt_products：[{"product_name":"南卡Runner Pro 4S","brand":"南卡（NANK）","model":"Runner Pro 4S","price":1298},{"product_name":"韶音OpenRun Pro","brand":"韶音（Shokz）","model":"S810","price":1298}]
kol_quotes：["数码博主@科技V力：Runner Pro 4S是目前游泳骨传导的天花板，防水和音质都拉满了。","运动达人@跑步老张：32G内存太方便了，出门跑步不用带手机，轻装上阵。"]
scoring_breakdown：[{"source":"word_of_mouth","score":91.39999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其防水性能出色，游泳时音质清晰无杂音；佩戴稳固且不夹头，长时间运动无压迫感。部分用户反映在嘈杂环境下通话收音一般，但整体音质在骨传导中属于上乘，漏音控制明显优于前代。32GB内存功能被频繁用于无手机跑步场景，好评率极高。","source_count":0}},{"source":"objective","score":96,"weight":0.5,"confidence":0.7,"details":{"dimension":"battery","rating_avg":4.8,"review_count":52000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":96,"weight":0.15,"confidence":1,"details":{"rating_avg":4.8,"review_count":52000,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["数码博主@科技V力：Runner Pro 4S是目前游泳骨传导的天花板，防水和音质都拉满了。","运动达人@跑步老张：32G内存太方便了，出门跑步不用带手机，轻装上阵。"]}}]