intros：{"brand_intro":"拜亚动力（Beyerdynamic）是德国专业音频品牌，成立于1924年，以高品质监听耳机和麦克风闻名。其DT系列是录音棚和Hi-Fi发烧友的经典之选，以中性、精准的声音还原著称。品牌坚持德国制造，在专业音频领域拥有不可撼动的地位。","product_intro":"DT 900 Pro X是拜亚动力新一代开放式监听耳机，采用STELLAR.45驱动单元，阻抗48Ω，易于驱动。开放式设计带来宽广声场和自然通透的声音，适合音乐制作、混音和Hi-Fi欣赏。头梁和耳罩采用天鹅绒材质，佩戴舒适，可更换线材设计。附赠3米和1.8米两根耳机线。","key_specs":["驱动单元：45mm STELLAR.45","频率响应：5Hz-40,000Hz","阻抗：48Ω","灵敏度：100dB SPL (1mW/500Hz)","重量：约345g","连接方式：3.5mm/6.35mm可换线"]}
alt_products：[{"product_name":"拜亚动力 DT 900 Pro X 开放式耳机","brand":"Beyerdynamic","model":"DT 900 Pro X","price":1599}]
kol_quotes：["耳机大家坛版主：DT 900 Pro X是千元级开放式耳机的标杆。","音频应用：它的解析力可以媲美两倍价位的产品。"]
scoring_breakdown：[{"source":"word_of_mouth","score":93.69999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"发烧友评价其声音\"中性准确，细节丰富\"，声场开阔，乐器分离度优秀。低频量感适中但质感好，中高频通透自然。佩戴舒适，适合长时间聆听。缺点是没有降噪功能，开放式设计漏音严重，不适合户外使用。性价比极高，是入门Hi-Fi和监听用途的首选。用户满意度高，复购率低（耐用）。","source_count":0}},{"source":"objective","score":94,"weight":0.5,"confidence":0.7,"details":{"dimension":"battery","rating_avg":4.7,"review_count":28000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":28000,"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":["耳机大家坛版主：DT 900 Pro X是千元级开放式耳机的标杆。","音频应用：它的解析力可以媲美两倍价位的产品。"]}}]