Up to four key modules can be added to the Optiset module telephones. A Privacy Module provides a local user a secure voice connection to any remote user also equipped with a privacy adapter. This unique module supports a Public-Key Encryption algorithm that offers a possibility of 1038 different encryption codes. A Distance Adapter allows an Optiset E phone to operate up to 18,000 feet from a Hicom 300 E communications server, eliminating the need for the costly remote switching options usually required to provide service to multiple locations over an area of several miles. Patented Phone Interface Siemens exclusive OptiGuide display shows the user what telephone options are available at any given time, and displays the user's options in words.
Users search through a menu of features by pressing forward or backward scroll keys.
Conferencing Optiset E telephones contain OptiVoice, a unique two-way speakerphone that can be tuned to different room acoustics. OptiVoice two-way speakerphones allow users to host group conference calls without overriding each other's microphone or speaker. Inc. From switching systems and networks to call centers and multimedia messaging, Siemens Business Communications provides integrated global communications solutions that turn diverse technologies into practical applications. Ed Rebello , Siemens, tel.