补充内容 (2018-10-22 18:31):
SYSTEM TYPE 2 way rear-vented bookshelf loudspeaker
DRIVER UNIT Vifa XT Concentric Ring Radiator tweeter X 1
5.25" Direct Drive Magnet Mid-bass X 1pc
FREQUENCY RESPONSE 45Hz - 40KHz (+/- 3dB)
IMPEDANCE 8 Ohm
EFFICIENCY 89.5 dB (@ 1 Watt / 1 Meter)
DIMENSIONS (WxDxH) 19.0 x 33.0 x 31.5 cm