普乐之声音箱 A7
接近于RTiA9的性能 —— 6 1/2 英寸（16.51厘米）中音驱动头, 带有ARC（声共振控制）反射孔, 减少中音的“嗡嗡”声, 使其清晰自然.
—— 两个长冲程 7 英寸低音喇叭, 实现紧密、有力而准确的低音响应.
—— 推荐功放功率为每个声道 20-300 瓦.
整体频率响应: 20 赫兹 - 27 千赫
整体尺寸:
高42 1/4英寸、宽8 7/8英寸、深17 7/8英寸(高107.31厘米、宽22.54厘米、深45.40厘米)
The Mid-Weight Champ
Approaches the performance of the RTi A9 but in a slightly ***aller, more economical package. RTi A7 has two 7" bass drivers and one 6.5" midrange drivers, but still features PowerPort Plus and solid cabinet c***truction just like its bigger brother.