Vogtec T12S features a 2.8" 320x240 pixel TFT LCD display with multilingual support. It offers dual-line indicators with individual SIP account profiles, customizable soft keys, navigation keys, and line keys. Key functions include call waiting, hold, mute, transfer (blind or attended), forward, and 3-way conferencing. Enjoy superior audio with the full duplex speakerphone and advanced echo cancellation. The T12S supports a large phonebook (up to 500 contacts) and call history (up to 100 records). Additional features include automated provisioning, TR-069 or encrypted XML configuration, SRTP and TLS for advanced security, VMS SaaS for online configuration, backup and management, Gigabit WAN/LAN, BLF keys, and a breathing ring indicator.