{"niche":"500美元以下哪款长弦长贝斯吉他的性价比最高？","description":"Which long-scale bass guitar offers the best value for money under $500?","products":[{"brand":"Ibanez","model":"GSR180-BK","price_gbp":131.59,"origin_country":null,"specs":{"bridge_type":"B10","scale_length":"34 in","body_material":"Okoume","neck_material":"Maple","number_of_frets":"22","pickup_configuration":"2 Dynamix J single coils"},"confidence_score":null,"sources":[{"label":"Thomann","url":"https://www.thomannmusic.com/ibanez_gsr180_bk.htm","currency":"USD","source_country":"US","price":179.0,"price_gbp":131.59,"scraped_at":"2026-08-27T13:33:35.944312"},{"label":"Music Store Professional","url":"https://www.musicstore.com/en_US/USD/Ibanez-GSR-180-Black/art-BAS0001882-002","currency":"USD","source_country":"US","price":182.0,"price_gbp":133.79,"scraped_at":"2026-08-27T13:33:35.944312"}],"summary":"The Ibanez GSR180-BK is a long-scale, four-string bass with a comfortable maple neck, Okoume body, B10 bridge, and two passive Dynamix J pickups. Its slim GSR4 neck profile and straightforward controls make it well suited to beginners and players seeking an affordable, versatile bass.","ideal_for":"凭借完整的34 in音阶、22品、可调节的B10琴桥、枫木琴颈和双Dynamix J拾音器，它以约$179至$182的价格提供了低于$500价位产品中的高性价比。"},{"brand":"Ibanez","model":"TMB100-MGR Talman Bass","price_gbp":185.98,"origin_country":null,"specs":{"bridge_type":"B10 bridge","scale_length":"34in","body_material":"Poplar","neck_material":"Maple","number_of_frets":"20","pickup_configuration":"Dynamix P split-coil and Dynamix J single-coil"},"confidence_score":null,"sources":[{"label":"Thomann","url":"https://www.thomannmusic.com/ibanez_tmb100_mgr_talman_bass.htm","currency":"USD","source_country":"US","price":253.0,"price_gbp":185.98,"scraped_at":"2026-08-27T13:33:35.944312"}],"summary":"The Ibanez TMB100-MGR is a long-scale, 34in bass with a poplar body, maple neck, B10 bridge, and versatile P/J-style Dynamix pickups. Its active two-band EQ and comfortable Talman design suit beginners, developing players, and bassists seeking varied tones at an accessible price.","ideal_for":"它在 $500 以下价位提供出色的性价比，配备完整的 34in 长音阶、20品、稳定的 B10琴桥、多用途的 P/J 拾音器配置，以及主动式两段均衡器。"}]}