This Marsh MSD-A200s Power Amp is a vintage electronic device that is perfect for any collector or enthusiast. With its classic design and sturdy construction, this power amp is sure to impress. It is ideal for use with vintage electronic devices and can provide a powerful sound output. The Marsh MSD-A200s Power Amp is perfect for those who are looking for a high-quality device to enhance their vintage electronics collection. It is easy to use and can provide a reliable and consistent performance. This power amp is a must-have for any vintage electronics enthusiast. This amp works perfectly and has a substantial amount of power. I am the original owner. I will include a shielded power cable. I have the original box but no manual. The package weighs 38lbs and measures 23x21x11