普乐之声音箱A1—紧凑型书架式音箱.—51/4英寸（13.34厘米）聚合物复合动态平衡中/低音喇叭,带有橡胶绕边.—推荐功放功率为每个声道20-125瓦.整体频率响应:50赫兹-27千赫整体尺寸:高12英寸、宽73/8英寸、深111/2英寸（高30.48厘米、宽18.73厘米、深29.21厘米）AmazingSound,AwesomeSpeakerThemostcompactbookshelfspeakerinthelineup,itsoundsphenomenalforitssize.Apopularchoicewhenusedashometheaterormusicspeakers.Witha5¼"midbassdriver,itincludesthesamegreatsoundina***allerpackage.Stereophile''sRobertJ.Reinalovedthespeakersaying,"IenjoyedeveryminuteIspentwiththeRTiA1.Thespeaker''sgreateststrengths-thenaturalanddetailedmidrange,theexcellentbassextension-areunheardofatthissizeandprice,anditsminordeviati***fromneutralityh***ebeensocarefullythoughtoutandbalancedthatIwantedtominemyentirerecordcollection,playingmoreandmoredifferenttypesofmusic."Forhisfullreview,clickhere.)