Bittel are seeking to take a lead in high technology all the time, adopting the technology of compatible connecter, bringing into the extensive compatibility to main PBX such as Nortel, Lucent, Siemens, ALCATEL, NEC. Now Bittel\'\'s hospitality telephone has all of the functions that the hospitality telephones should have, including service guideline, one touch memory, message waiting light (with message retrieval function),data port, two line speaker phone with line auto-select or by hand, three way conference, etc. The hospitality functions designed based on the hotel guests\'\' needs, which is practical, can simplify the service procession and can improve the service of hospitality. We have now taken the use of our existed potential top technology such as: message waiting light with message retrieval function, busy tone disconnecting automatically, ethernet port, one touch memory clone etc, thus bringing a lot more convenience for the hospitality, and also improving the protection of the guests\'\' privacy. Our hotel telephones are approved by Howard Johnson, Accor, Six Continents, Shangri-La, Marriott, Best Western, Hilton Hotels Corp., and Gloria International Hotel Ltd. etc. And also are widely used by their subsidiary hospitalities such as Hatt Hotels, Holiday Inn, Interstate Hotels Corp., Sheraton, HYATT and Radisson etc. Hotel telephones:Bittel, teledex, telematrix