The JBL MR-145 AM/FM/CD Receiver is designed with a fixed face and provides 4 x 45 watts of output power. Electronic shock protection. Pre-amplifier fader control. Electronic volume control. Wired remote ready. Volume attenuator. Random/repeat play. Intro scan. The JBL MR-145 receiver offers single line output terminal and aux in. Unit measures 7-5/16"W x 2-1/4"H x 7-3/4"D.