Yealink Ultra-Elegant Touchscreen YEA-SIP-T48S +YEA-EXP40+YEA-WF50

YEA-SIP-T48S: Paper label-free design Local phonebook with up to 1,000 entries RJ9 headset port with EHS support (see EHS36 wireless headset adapter) Supports up to 6 EXP40 expansion modules Wall mountable (with kit WMB-T48) PoE 802.3af Power supply not included (PS5V2000US) Upgrades from T48G Device performance enhancement with faster response on the phone's user interface Opus support Enhanced speaker performance United firmware Hearing aid compatible handset YEA-EXP40: 160x320 graphic LCD with 16-level grayscales LCD Backlight Two page views are possible Different icons for each function shown on the LCD 20 physical keys each with a dual-color LED 20 additional keys through page switch 2 independent control keys are used for fast switch pages Programmable for Shared Line, BLF List, BroadSoft Group, Call Park, Conference, Forward, Group pickup Group listening, LDAP, Pick UP, XML Browser, Zero-SP-Touch Wall mountable Stand with 2 adjustable angles Expansion module (=2) is powered by the host phone Supports up to 6 modules daisy-chain 2xRJ12(6P6C)ports for data in and out Applies to Yealink IP Phone Operating temperature: -10~50°C Operating humidity: 10-95%