intros：{"brand_intro":"华为消费者业务成立于2003年，是全球领先的智能设备品牌。华为音频团队拥有超过2000名工程师，在声学算法、无线传输领域积累深厚。FreeBuds系列是华为高端音频产品线，主打智慧降噪和鸿蒙生态互联。品控方面，华为执行严苛的可靠性测试，包括盐雾、跌落、高低温循环等。华为还自研了L2HC无线音频编解码器，传输速率可达960kbps，超越LDAC。","product_intro":"FreeBuds Studio是华为2021年发布的旗舰级可折叠头戴降噪耳机，至今仍是最强国产头戴之一。核心卖点：智慧动态降噪（自适应环境）、40mm钕磁铁单元、续航24小时（降噪开）、支持鸿蒙多设备流转、双设备连接。折叠后体积小巧，附赠硬壳收纳包。适合华为生态用户、商务人士、深度降噪需求者。相比索尼WH-CH720N，降噪深度和智慧程度更优，但续航较短。与Beats Solo 4相比，音质更均衡，且支持主动降噪。","key_specs":{"降噪技术":"智慧动态降噪，支持轻度/均衡/深度三档自适应","音频编解码":"L2HC（960kbps）/ LDAC / AAC","驱动单元":"40mm钕磁铁单元，频率响应4Hz-48kHz","续航时间":"降噪开24小时/降噪关30小时，支持快充","折叠设计":"可旋转折叠，附赠硬壳收纳包"}}
alt_products：[{"product_name":"华为 FreeBuds Studio 无线头戴式降噪耳机","brand":"华为","model":"FreeBuds Studio","price":1299},{"product_name":"Beats Solo 4 头戴式耳机","brand":"Beats","model":"Solo 4","price":1699}]
kol_quotes：[]
scoring_breakdown：[{"source":"word_of_mouth","score":90.19999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"京东、华为商城12万条评论，用户称赞\"降噪效果堪比索尼XM4\"、\"鸿蒙流转太方便，平板手机无缝切换\"。专业评测（如数字尾巴）认为其降噪算法在应对风噪时表现优秀，但耳罩透气性一般。缺点：重量约260g，偏重；不支持无线充电；部分用户反馈头梁异响。小红书用户评价\"颜值高级，商务感强\"，但运动时易滑落。","source_count":3}},{"source":"objective","score":90,"weight":0.35,"confidence":0.7,"details":{"dimension":"battery","rating_avg":4.5,"review_count":120000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":90,"weight":0.3,"confidence":1,"details":{"rating_avg":4.5,"review_count":120000,"source":"product_reviews_aggregate"}}]