The Yealink IP Phone T2 series represent the next generation of VoIP phones specifically designed for business users who need rich telephony features, a friendly user-interface and superb voice quality. T2 series offers high-definition voice quality through HD handset, HD speaker and HD codec (G.722). The large, high-resolution graphical display, combined with up to 48 keys, guarantees an excellent user experience in terms of configuration options, making calls and access to the express XML browse. In addition, to ensure that your audio data remains confidential, it also supports security standards TLS, SRTP, HTTPS, 802.1X, Open VPN and AES encryption. These protect against electronic eavesdropping and data theft.