JBL Stage 1004 四声道车载功放

评测依据

• review_count：2800
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[800,1999]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 02:10:06","to":"2026-06-26 02:10:06"}
• intros：{"brand_intro":"JBL创立于1946年，是美国哈曼国际旗下的顶级音响品牌，以专业影院和舞台音响闻名。其车载音响产品线覆盖扬声器、功放及低音炮，凭借强劲动态和清晰解析力，在越野车改装领域备受推崇，尤其适合偏好大功率、高保真输出的用户。","product_intro":"Stage 1004是一款紧凑型四声道AB类功放，每声道额定功率50W（4Ω），桥接后可达150W×2。采用全铝散热外壳和低失真电路设计，支持高电平输入和自动开机，可轻松驱动前后门扬声器。体积小巧（约28×18×5cm），适合安装在座椅下或后备箱侧壁。","key_specs":["类型：四声道AB类功放","额定功率：50W×4（4Ω）","桥接功率：150W×2（4Ω）","信噪比：≥90dB","输入方式：高电平/低电平","尺寸：280×180×50mm"]}
• alt_products：[{"product_name":"JBL Stage 1004 四声道车载功放","brand":"JBL","model":"Stage 1004","price":1599},{"product_name":"漫步者 CA7000B 七段均衡车载功放","brand":"漫步者","model":"CA7000B","price":899}]
• kol_quotes：["JBL Stage系列是千元级功放的守门员，声音中正不刺耳。","越野车用这款推四门喇叭，声场提升立竿见影。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":88.5,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户认为该功放音质干净、推力充足，能明显提升原车喇叭的层次感和动态范围。安装简便，散热性能良好，长时间使用不过热。少数用户反馈低电平输入时底噪略明显，但整体性价比极高，是入门级越野车音响升级的热门选择。","source_count":0}},{"source":"objective","score":90.6,"weight":0.5,"confidence":0.8,"details":{"rating_avg":4.6,"review_count":2800,"wom_score":88.5}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":2800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["JBL Stage系列是千元级功放的守门员，声音中正不刺耳。","越野车用这款推四门喇叭，声场提升立竿见影。"]}}]
• method_version：v2
• search_visual：null