The SIP T18 is a compact IP business phone with renowned TI Titan chipset.

With a feature set that defies its price, the T18 is the intelligence purchase for reliable IP business performance.

Voice Features

Voice Codecs: G.711, G.711, G723.1, G.726, G.729AB, VAD, CNG, AEC, PLC, AJB, AGB

Telephony Features

• Supports 1 VoIP Account
• Direct IP call without SIP proxy
• Auto answer
• Call Hold
• Call Waiting
• Call Transfer
• Block Anonymous Calls
• Hotline
• Redial
• Emergency Call
• 8 Speed Dials
• 3-Way Conference
• Call Logging (via web)
• Volume Control
• Call Mute
• Ringtone Selection (via web
• Tone Scheme
• Dial via web
• Integrated Voice Response System
• Call history on web

Network Features

• SIPv1 (RFC2543), V2(RFC3261)
• NAT Traverse: STUN mode
• IP Assignment: Static/DHCP/PPPoE
• In-Band DTMF, Out of Band DTMF (RFC2833)
• SIP Info
• Proxy mode and Peer-to-peer
• SIP link mode
• TFTP/DHCP/PPPoE client
• DNS client
• NAT/DHCP server

IP PBX System Integration

• Music on Hold
• Intercom
• Group Paging
• Call Pickup
• Call Park
• Call forward
• DND
• Distinctive Ringing
• Dial Plan
• Dial now
• Voicemail
• Message Waiting Indication (MWI)

Config, Upgrade and Usage

• Configuration: browser/phone/autovision/ivr
• Autovision via TFTP/FTP/HTTP/PnP
• Auto Provision: Firmware configuration, ringtone etc.

Security

• QoS: IEE 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 (mute/redial/transfer/hold)
• 1xLEDs for power and status indication
• 1xRJ45 10/100M Ethernet ports
• Phone label for speed dialing numbers
• Power adapter: AC 100-240V input and DC 5V/1.2A Output
• Power over Ethernet (IEEE 802.3af class 1) optionalOperating humidity: 10-95%
• Storage temperature: up to 60°C

Package features

• Qty/CTN: 5 Pcs
• N.W/CTN: 7.87Kg
• G.W/CTN: 9.00Kg
• Meaurement: 0.073CMB
• Carton Measurement: 470x287x222mm

Certifications

• WEEE Compliant
• RoHS Compliant

Additions Coming Soon

• DSCP/802.1pq
• HTTPS (Server/Client)
• SRTP (RFC3711)
• Transport Layer Security (TLS)
• Built-in web server (HTTPS)

	Model	Display	Lines	Programmable Key	XML Phone Book	Expansion Sidecar
	SIP-T38G Description: Description: Yealink SIP-T38G	480 x 272 COLOUR	6	16	YES	YES
	SIP-T32G Description: Description: Yealink SIP-T32G	400 x 240 COLOUR	3	3	YES	NO
	SIP-T28P Description: Description: Yealink SIP-T28P	320 x 160	6	16	YES	YES
	SIP-T26P Description: Description: Yealink SIP-T26P	132 x 64	3	13	YES	YES
	SIP-T22P Description: Description: Yealink SIP-T22P	132 x 64	3	3	YES	NO
	SIP-T20P Description: Description: Yealink SIP-T20P	2 x 15 characters	2	2	NO	NO
	SIP-T18P Description: Description: Yealink SIP-T18P	NONE	1	2	NO	NO