Yealink SIP-T28P Yealink Executive IP Phone W/POE YEA-SIP-T28P

TI TITAN chipset and TI voice engine.
320x160 graphic LCD with 4-level grayscales.
6 VoIP accounts, Broadsoft /Avaya/Asterisk validated.
HD Voice: HD Codec, HD Handset, HD Speaker.
48 keys including 16 programmable keys.
BLF/BLA, SMS, Voicemail, Intercom.
Localized language, XML phonebook.
FTP/TFTP/HTTP, PnP Auto-provision.
SRTP/HTTPS/TLS, VLAN, QoS.
PoE, Headset, 2xRJ45, Expansion module.
YEASIPT28P.