All functions have been tested and are in great working order. Purchase includes Plantronics  CO54 Charging Base W/ WH500 Ear piece Only as shown only. Your purchase will either be the one shown in photos or one of equal or greater condition. The Plantronics  CO54 Charging Base W/ WH500 Ear piece Only do have some scuffs and other signs of use. No ac adapter or other accessories are included unless shown in the photos.