... FM 4.passed CE,FC 2.1 CH fm amplifer speaker,1. Wonderful sound system2.Cheaper,high quality3 ... FM4.passed CE,FC Commodity: 2.1 CH fm amplifer speaker-SD293Output(RMS):19W+9W*2S/N RATIO: ... 40'H:524/1086/1274Description:1. 2.1 amplifer speaker with built-in USB and SD card reader ... outside antenna, remote control,2. volume, bass, treble control3. amplifer speaker adapts to computer, laptop, DVD, VCD, CD, ...