Yealink SIP-T21P-E2 Entry Level IP Phone with POE, backlight (Power Supply NOT Included)

2 voip accounts- wideband codec: g. 722- narrowband codec: g. 711(a/µ),g. 723.1, g. 729ab, g. 726, ilbc- 132×64-pixel graphical lcd with backlight – call hold, mute, dnd- one-touch speed dial, hotline- call forward, call waiting, call transfer- group listening, sms, emergency call- redial, call return, auto answer- local 3-way conferencing- direct ip call without sip proxy- ring tone selection/import/delete- set date time manually or automatically- dial plan- xml browser, action url/uri- integrated screenshots- rtcp-xr- hd voice: hd handset, hd speaker- wall mountable- power over ethernet support- no power supply included (yea-ps5v600us)-patible with expansion module
POWER SUPPLY IS NOT INCLUDED. (This is a PoE phone). IF NEEDED, FOR EXPANSION MODULE PURPOSES: YEA-PS5V600US