Yealink SIP-T21P E2 Entry-level IP phone with 2 Lines & HD voice(with PoE), Stock# SIP-T21P E2 1G module A setting for checking flame

A setting for checking flame sensors

Message Waiting Indication (MWI) LED

MPEG-4 and JPEG

• Complete Remote Power Solution for Off-Grid Operation

Yealink SIP-T21P E2 Entry-level IP phone with 2 Lines & HD voice(with PoE), Stock# SIP-T21P E2 1G module A setting for checking flameProduct features Yealinks new SIP T21 uses an extra large 132 x 64 pixel graphical LCD showing a clear 5 line data display offering smoother user experience plus HD Voice characteristics. This phone uses dual 10 100 Mbps network ports that are ideal for extended network use with T21 supports two VoIP account, simple, flexible and secure installation options, plus support for IPv6, Open VPN and a redundancy server. Specification > Audio Features > HD