Please not that all demo units have been on disaplay and tested , they come with a full 6 month warrenty 

Some of the units might have slight markings on them but they are all in  excellent working  condition 

Targa TG-H19500W 4-Channel Amplifier. Experience powerful sound with 123W RMS x 4 channels at 4 ohms. Featuring power and protection LED lights for added safety, this amplifier delivers reliable performance for your car's audio system. Boost your sound quality with the Targa TG-H19500W