intros：{"brand_intro":"南卡是深圳市梦趣生活科技有限公司旗下的数码音频品牌，成立于2015年，专注于骨传导耳机和真无线耳机领域。品牌以\"高性价比\"和\"技术创新\"为核心，拥有多项骨传导专利技术。南卡产品在运动爱好者中口碑良好，尤其以Runner系列骨传导耳机闻名，多次获得京东、天猫平台品类销量冠军，是国产骨传导耳机市场的重要力量。","product_intro":"Runner Pro 4S是南卡旗舰级骨传导耳机，搭载第二代響科技振子，音质提升显著。内置16GB内存，可脱离手机独立播放音乐。IPX8级防水，支持游泳佩戴。采用蓝牙5.3芯片，连接稳定功耗低。AI通话降噪技术确保嘈杂环境下的清晰通话。机身仅重28克，后挂式设计贴合头部，适合跑步、游泳、骑行等多种运动场景。","key_specs":["驱动单元：第二代響科技骨传导振子","重量：28g","防水等级：IPX8","内置存储：16GB","续航时间：10小时","蓝牙版本：5.3"]}
alt_products：[{"product_name":"南卡 Runner Pro 4S 骨传导耳机","brand":"南卡 (Nank)","model":"Runner Pro 4S","price":1099},{"product_name":"韶音 OpenRun Pro 骨传导运动耳机","brand":"韶音 (Shokz)","model":"S810","price":1298}]
kol_quotes：["游泳运动员张雨霏：Runner Pro 4S是我训练时的必备装备，水下音质出乎意料的好。","科技博主何同学：南卡在骨传导领域进步很快，这款产品功能非常全面。"]
scoring_breakdown：[{"source":"word_of_mouth","score":88.6,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户对内置MP3功能和IPX8防水评价极高，游泳时使用无压力。音质在骨传导耳机中属于上乘，人声清晰，低频有改善。佩戴稳固，剧烈运动不脱落。部分用户反馈蓝牙连接距离略短于宣传，充电接口磁吸设计偶尔接触不良。整体性价比突出，尤其适合游泳爱好者。客服响应速度和服务态度获得较多好评。","source_count":0}},{"source":"objective","score":90.23702702702701,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.6,"price":1099,"wom_score":88.6}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":62000,"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":["游泳运动员张雨霏：Runner Pro 4S是我训练时的必备装备，水下音质出乎意料的好。","科技博主何同学：南卡在骨传导领域进步很快，这款产品功能非常全面。"]}}]