Yealink EXP40 High-Performance LCD Expansion Module

The EXP40 Expansion Module for the SIP-T46S, SIP-T46G, SIPT48S and SIP-T48G, expanding the functional capability of your sip phone to a whole new level. It features a large graphic LCD. Two pages of 20 flexible buttons are shown on the display can be programmed up to 40 various features, the productivity-enhancing features include BLF/BLA, speed dialing, call forward, transfer, park, pickup, etc. Product Highlights:   An exclusive collection which quality and detailed designs  Rich visual experience with 160x320 graphic LCD  20 physical keys each with a dual-color LED  2 independent control keys are used for fast switch pages  Stand with 2 adjustable angles  Wall mountable