Pbx and acd operators can enjoy the comfort and convenience of plantronics technology with the p10 plug prong adapter with built in high gain amplifier the p10 adapter works with your choice of plantronics headsets so you can choose the style that best meets your application needs just plug the p10 adapter into your operator console pbx or acd then plug in your headset the p10 adapter delivers plantronics famous sound quality and ease of use its volume and automatic gain controls let you