• The Yealink Simply IP Phone SIP T18P , specifically the SIP T18 model, is designed to support the SIP 2.0 (RFC3261) standard, ensuring compatibility with various VoIP systems. It effectively overcomes network address translation (NAT) issues by utilizing STUN mode for seamless communication. The phone can obtain its IP address dynamically from a DHCP server or be assigned a static IP. Furthermore, it simplifies the setup process by automatically configuring itself through protocols like TFTP, FTP, HTTP, or Plug and Play (PnP). With its user-friendly features, the Yealink SIP T18 IP phone proves to be a valuable tool for efficient and convenient communication.


Dialer Type

Single Keypad

Item Dimensions LxWxH

10 x 8 x 3.3 inches

Answering System Type


Item Weight

1.85 Pounds

Conference Call Capability

3 way

Multiline Operation

Multi-Line Operation

Caller Identification



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