The Siemens Optiset E Memory Phone for the Siemens HiCom and HiPath range of telephone systems is the most advanced model for both executives and receptions. The Optiset E Memory Phone provides OptiGuide with 3 dialogue keys, 12 feature keys with LED’s, two way handsfree speakerphone, volume control, electronic notebook allowing 800 names, addresses, phone and fax numbers, 8 line x 24 character display, two easy add adapter bays and supports up to 4 additional key modules.