品牌：Bowers & Wilkins / 宝华韦健　英国

系列：CI 700 Reference 卓越参考

型号：CCM7.5 S2　吸顶音箱

类型：2-way in-ceiling system

单元：1x ø25mm (1in) Carbon Dome high-

频率范围：Frequency Response -3dB 32Hz - 28kHz ±3dB

频率响应：Sensitivity 90dB spl (2.83Vrms, 1m)

灵敏度：Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)

阻抗：Recommended amplifier power 25W - 150W into 8Ω on unclipped programme

功放 / 功率：Frame diameter 290mm (11.4in)

埋入深度：(behind surface) 128mm (5in)

突出：8.5mm (0.33in)

净重：3.1kg (6.83 lb)

资料：https://www.bowerswilkins.com/zh-cn/product/in-wall-in-ceiling-speakers/reference-series/ccm7-5-s2/150230.html