TESTING & COSMETIC NOTES: This is a USED WORKING item in GOOD cosmetic condition that IS THOROUGHLY TESTED and is GUARANTEED WORKING unit powers on and produces clean audio through both channels. (1) – SOUNDTECH PL502 PL-502 2-CHANNEL PRO STEREO POWER AMPLIFIER AMP 250WPC 8-OHM. (1) – INTEGRATED POWER CORD. (1) – PAIR OF RACKMOUNT EARS. In the rare situation that this is not the case, we will send a replacement upon safe return of the original item within 30 days of receiving the item.