This is not a POE enabled phone and must be used with a power supply.
- TI TITAN chipset and TI voice engine
- 3-line LCD(2 x 15 characters and an icon line)
- 2 VoIP accounts, Broadsoft validated
- HD Voice: HD Codec, HD Handset, HD Speaker
- 31 keys including 9 function keys
- Voicemail, Intercom
- Localized language, Local phonebook
- FTP/TFTP/HTTP, PnP Auto-provision
- SRTP/HTTPS/TLS, VLAN, QoS
- Headset, Wall-Mounted
Yealink SIP-T20 Specifications
2 VoIP accounts, hotline, emergency call
Call waiting, call transfer, call forward
Hold, mute, flash, auto-answer, redial
3-way conference, DND, speed dial
Phonebook import/export, call history
Volume adjustment, ring tone selection
Tone scheme, System log
Multi-language (more than 20)
IP PBX System Integration
Dial plan, dial-now
Call park, call pickup
Codecs and Voice Features
Wideband codec: G.722
Narrowband codec: G.711, G.723.1, G.726, G.729AB
VAD, CNG, AEC, PLC, AJB, AGC
Full-duplex hands-free speakerphone with AEC
SIP v1 (RFC2543), v2 (RFC3261)
NAT Traversal: STUN mode
DTMF: In-Band, RFC2833, SIP Info
Proxy mode and peer-to-peer SIP link mode
IP Assignment: Static/DHCP/PPPoE
Direct IP call without SIP proxy
Dial number via SIP server
Dial URL via SIP server
Transport Layer Security (TLS)
VLAN (802.1 pq), QoS
Digest authentication using MD5/MD5-sess
Secure configuration file via AES encryption
Phone lock for personal privacy protection
Admin/user configuration mode
TI TITAN chipset
3-line LCD with an icon line and 2x15 characters lines
31 keys including 9 function keys
4 LEDs: 1xpower, 2xline, 1xmessage
1xRJ9 handset port
1xRJ9 headset port
2xRJ45 10/100M Ethernet ports
Power adapter: AC 100~240V input and DC 5V/1.2A Output
Power over Ethernet (IEEE 802.3af)
Power consumption: 1.4-2.6W
Net weight: 0.77kg
Dimension: 185 x 200 x 90mm
Operating humidity: 10~95%
Storage temperature: up to 60C
If you want to buy a certain quantity and want a volume discount, submit this form and a sales advisor will be in touch with you shortly.
Looking for a manual for your product?
Check out our free product manual directory by clicking here.
Needs to find a local technician to service your equipment?
Our map of local technicians can help you find experts in your area that can help. Click here to view map
Need help adjusting the time?
We provide a tutorial on setting the clock on major phone system brands here.
Need to contact the product manufacturer? click here
to see a directory of their phone numbers.