POLY EDGE E EXPANSION MODULEEXPANSION MODULE FOR POLY EDGE E400/E500 SERIES IP DESK PHONESTransforms Any Edge E400/E500 Series PhoneTURN YOUR POLY EDGE IP PHONE INTO A HIGH-PERFORMING ATTENDANT CONSOLEThe Poly Edge E expansion module super-charges your Poly Edge E400/E500 Series phones. You’ll command 22 multifunctional line keys per page that can be easily set up as lines, contacts, speed dials or busy lamp field keys. Reduce the number of lost customer calls, shorten transaction times, and support more accurate call routing. SO SIMPLE TO USERAMP UP INSTANTLY WITH INTUITIVE CONTROLSEach expansion module offers a 5-inch high-resolution color screen and easy-to-program line keys. Even installation is plug-and-play.MORE CONTACTS AT YOUR FINGERTIPSEACH EXPANSION MODULE ADDS 66 CONTACTSPlug this in and automatically expand your phone’s power. One module displays 3 pages of 22 lines/contacts with dedicated keys. That’s a grand total of 66 more contacts. Or plug two modules into your Poly Edge E500 series phone and add up to 132 contacts.INSTALLATION IS A BREEZESIMPLE PLUG-AND-PLAY SETUPThis Edge E expansion module is completely plug-and-play — the Poly Edge E400 or E500 Series phone hosting the module supplies all the power and signaling.