Yealink T46U IP Phone (YKT46U)

T46U VoIP SIP telephone, 2 x Gigabit Ethernet, 10 x line keys, PoE required, AC optional, 4.3 inch color backlit LCD, HD audio.  Add up to 3 expansion modules (sidecar / attendant console, SKU #EXP43)

** Optional AC power supply, SKU #PS5V2000US.