This Yealink phone is an advanced IP phone designed for maximum functionality and efficiency in the everyday business environment. Equipped with the TI TITAN chipset, it offers high-definition voice quality through a TI voice engine, HD handset, HD speaker and HD codec (G.722). Ten DSS keys are built in to programme IP-PBX features, such as BLF/BLA, intercom, call pick-up, XML browser and hot desking. Six navigation keys and four soft keys make it very easy to use the phone. Ten dedicated further keys give you direct access to audio and call control functions. In addition, this phone includes rich external interfaces, such as 2xLAN, PoE, headset and expansion module ports, 802.1x support and Open VPN security standards.