ADCOM GFA-555ii  2-CHANNEL STEREO POWER AMPLIFIER - SERVICED - CLEANED - TESTED. 200 WPC IN 8 OHMS. THIS STEREO POWER AMPLIFIER WORKS GREAT AND IS IN EXCELLENT CONDITION INSIDE AND OUT. WE REPLACED ALL DEFECTIVE CAPACITORS AND ANY OTHER DEFECTIVE COMPONENTS. REPAIRED ALL POOR SOLDER CONNECTIONS. (WE HAVE BEEN IN BUSINESS FOR OVER 60 YEARS REPAIRING VINTAGE AUDIO EQUIPMENT.) IF YOU HAVE ANY CONCERNS, PLEASE CONTACT US PRIOR TO YOUR PURCHASE.