Yealink T18P

The Yealink SIP-T18P is a simple IP phone that is equipped with a TI TITAN chipset, comprehensive telephony features, PoE, auto provision, and interoperable with the leading IP-PBXs and soft switches. The T18P is an economical phone that can be desktop or wall mounted.

Designed for working environment needing a basic feature IP phone, the Yealink T18P is a very cost-effective choice for small business, SOHO and Hotel,college apartments, supermarkets, and warehouse.


  • TI TITAN chipset and TI voice engine
  • 20 keys including 2 programmable keys
  • Voicemail, Speed dial, 3-way conferencing
  • Integrated voice response (IVR) system
  • Voice codec: G.722, G.711u/A, G.726, G.729AB, G.723.1
  • Auto provision via TFTP/FTP/HTTP/PnP
  • Volume control, Ringtone selection, Distinctive ringtone
  • 1xRJ45, 1xdual-color LED, Phone label
  • Power over Ethernet (PoE): IEEE 802.3af class 1
  • Desktop with footstand (detachable), Wall-mountable


Phone Features
  • 1 VoIP account, Hotline
  • Call waiting, Call transfer, Call forward
  • Call hold, Mute, Redial, DND
  • 3-way conferencing, Speed dial
  • Direct IP call without SIP proxy
  • Volume control, Ringtone selection
  • Tone scheme, System log export
  • Integrated Voice Response System

IP PBX System Integration
  • Music on hold
  • Call park, Call pickup
  • Dial plan, Dial now
  • Voicemail
  • Message Waiting Indication (MWI)
  • Distinctive ringtone

Voice Features
  • Wideband codec: G.722
  • Narrowband codec: G.711u/A, G.726, G.729AB, G.723.1

Network Features
  • SIP v1 (RFC2543), v2 (RFC3261)
  • NAT Traversal: STUN mode
  • DTMF: In-band, out-of band (RFC2833) and SIP INFO
  • Proxy mode and peer-to-peer SIP link mode
  • IP Assignment: Static/DHCP
  • TFTP/DHCP client
  • Telnet/HTTP server
  • DNS client

  • Built-in HTTP web server
  • Configuration: browser/phone/auto-provision/IVR
  • Auto provision via TFTP/FTP/HTTP/PnP
  • Auto provision for firmware, configuration, ringtone etc.

  • QoS: IEEE 802.1p/q tagging (VLAN), Layer 3ToS
  • Digest authentication using MD5/MD5-sess
  • Secure configuration file via AES encryption
  • Admin/user configuration mode

Physical Features
  • TI TITAN chipset
  • 20 keys including 2 programmable keys
  • 4 feature keys (Transfer/Hold/Mute/Redial)
  • 1xdual-color LED
  • 1xRJ45 10/100M Ethernet port
  • Desktop with footstand (detachable), Wall-mountable
  • Power adapter: AC 100~240V input and DC 5V/1.2A Output
  • Power over Ethernet (IEEE 802.3af class 1) optional
  • Operating humidity: 10~95%
  • Storage temperature: up to 60°C