JBL D Ultra 12英寸全频扬声器是一款功能强大、专为休闲KTV而设计的解决方案。
基于JBL超过75年的标志性声音传承，D Ultra是一款两分频、310毫米低频驱动单元的专业音箱，专为娱乐和KTV应用而设计。除了卓越的音频性能外，D Ultra还具有精致、时尚和奢华的设计，适合各类场地——从商业厅堂、餐厅休闲区到企业招待空间、KTV房间和员工娱乐区——将听音、唱歌和视听娱乐融为一体。
创新设计与可靠性 D Ultra采用可拆卸网罩和声学优化滤音孔，即使在高强度运行条件下也能确保稳定输出。秉承JBL对品质的不妥协标准，该音箱经过严格测试，以保证卓越的音效表现和长期耐用性，为各类场地提供可靠的运行保障。
本产品目前在中国和亚太地区提供。
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| Model Name | JBL-D Ultra 12-Inch Full-Range Speaker |
| 频率响应(±3 dB) | 55 Hz - 22 kHz Measurement conducted under full-space (4π) conditions. |
| Frequency Range (-10 dB) | 75 Hz - 20 kHz Measurement conducted under full-space (4π) conditions. |
| Coverage | 90° × 70° (H × V) |
| Power Rating (Continuous/Program/Peak) | 350 W / 700 W / 1400 W Testing conducted for 2 hours under pink noise with a crest factor of 6 dB, in accordance with IEC standards. |
| Maximum SPL (1m) | 120 dB continuous average (132 dB peak) Peak, unweighted SPL, measured under full-space conditions at 1 meter using broadband pink noise with a 12dB crest factor. |
| System Sensitivity (1w @ 1m) | 95 dB Measurement conducted under half-space (2π) conditions. |
| 标称阻抗 | 8 ohms |
| 低频驱动单元 | 1 x 12" (310 mm) woofer |
| Enclosure | High quality MDF |
| 外观颜色 | High quality PVC finish |
| 网罩 | Tri-color fabric |
| Input Connector | NL4 Speakon® in parallel with binding post |
| 尺寸（高 x 宽 x 厚） | 687 x 371 x 399 mm |
| 净重量 | 22.3 kg |
| HF 驱动程序 | JBL 2414H-C neodymium voice coil suppression driver |
更新: 3月 2026
更新: 3月 2026
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