Compatible with Microsoft Teams and Zoom Phone Graphic 4.3"" color multi-lingual LCD screen 6 programmable multifunction keys 4 soft keys 12 programmable speed dial keys with presence monitoring on a dedicated LCD Full Duplex Speakerphone The 445HD IP phone is an advanced high-end business phone with a 4.3" color screen. The 445HD includes an integrated, dedicated LCD sidecar displaying contacts and their presence.AudioCodes IP phones can be offered as part of our Managed IP Phones solution which defines the IP phone as an IT-managed entity and delivers unique and complete lifecycle management of end-user desktop devices. Design Product colour Black Handset type Wired & Wireless handset Product type IP Phone Performance Dual-Tone Multi-Frequency (DTMF) modes SIP info Phone features Call transfer Yes Full duplex Yes Message-waiting indicator (MWI) Yes Call park Yes Caller ID Yes Call waiting Yes Speed dialling Yes Call hold Yes Call forwarding Yes Conference call Yes Redialing Yes Do no