Manufacturer: PLANTRONICS, INC.

For Plantronics Telephone amplifiers (PLNA20, PLNS20, PLNCA10, PLNCS10, PLNCS50), all sold separately With cordless headsets, automatically lifts and replaces handset so you can answer/disconnect phone remotely With corded headsets offers one-touch call answering Works with most standard desktop phones Easy to install and ultra-small¿fits under receiver, needs no additional desk space.