intros：{"brand_intro":"拜亚动力（Beyerdynamic）是德国专业音频设备制造商，成立于1924年，是全球历史最悠久的耳机品牌之一。其产品以高解析、中性监听风格著称，广泛应用于录音棚、广播和Hi-Fi领域。DT系列是拜亚动力的经典监听耳机系列，深受音乐制作人和发烧友信赖。","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，频响范围宽达5Hz-40,000Hz，解析力极高。耳罩为天鹅绒和蛋白皮革混合材质，透气舒适，适合长时间监听。开放式设计带来自然宽阔的声场，定位精准。头梁采用金属骨架，坚固耐用。阻抗48Ω，易于驱动，手机或专业播放器均可推动。","key_specs":{"驱动单元":"45mm STELLAR.45","频率响应":"5Hz-40,000Hz","阻抗":"48Ω","灵敏度":"100dB SPL","连接":"3.5mm/6.35mm可换线","重量":"约345g"}}
alt_products：[{"product_name":"拜亚动力 DT 900 Pro X 开放式头戴耳机","brand":"Beyerdynamic","model":"DT 900 Pro X","price":1599}]
kol_quotes：["\"DT 900 Pro X是千元级监听耳机的标杆，声音准确得像一把尺子。\"——音频博主@鬼斧神工","\"如果你想要一副能听到录音师想法的耳机，选它没错。\"——音乐制作人@李星宇"]
scoring_breakdown：[{"source":"word_of_mouth","score":88.89999999999999,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其声音中性、透明，细节丰富，非常适合音乐制作和古典乐欣赏。声场宽阔，乐器分离度好，人声自然。佩戴舒适，头梁压力分布均匀。缺点是开放式设计漏音严重，不适合嘈杂环境；低频量感偏少，不适合追求重低音的用户。整体性价比高，是入门Hi-Fi和监听用途的经典选择。","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":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"DT 900 Pro X是千元级监听耳机的标杆，声音准确得像一把尺子。\"——音频博主@鬼斧神工","\"如果你想要一副能听到录音师想法的耳机，选它没错。\"——音乐制作人@李星宇"]}}]