t20

Yealink has expanded its line-up of IP phones with a new entry-level product – the SIP-T20P. This is equipped with a TI TITAN chipset and 2×15 character LCD. It offers two VoIP accounts, high-definition audio, a broad range of voice codecs and security protection for privacy. It also provides rich features that include headset, PoE and PnP Auto-provision. In addition, the unit works seamlessly with leading IP-PBX and soft switch developments. It allows users to make calls in a simple, convenient and reliable manner while meeting all basic business feature requirements. What is more, the SIP-T20P is easy to install and inexpensive to start up for both corporate office and residential users.

Features:

  • TI TITAN chipset and TI voice engine
  • 3-line LCD(2 x 15 characters and an icon line)
  • 2 VoIP accounts, Broadsoft /Avaya/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
  • PoE, Headset, Wall-Mounted

Specification

Phone Features:

  • 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
  • Voicemail, MWI
  • Intercom, Paging
  • Call park, call pickup
  • Distinctive ringtone
  • 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

Network Features:

  • 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
  • TFTP/DHCP/PPPoE client
  • HTTP/HTTPS server
  • DNS client
  • NAT/DHCP server

Management:

  • FTP/TFTP/HTTP/PnP auto-provision
  • Configuration: browser/phone/auto-provision
  • Direct IP call without SIP proxy
  • Dial number via SIP server
  • Dial URL via SIP server

Security:

  • HTTPS (server/client)
  • SRTP (RFC3711)
  • 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

Physical Features:

  • TI TITAN chipset
  • 3-line LCD with an icon line and 2×15 characters lines
  • 31 keys including 9 function keys
  • 4 LEDs: 1xpower, 2xline, 1xmessage
  • 1xRJ9 handset port
  • 1xRJ9 headset port
  • 2xRJ45 10/100M Ethernet ports
  • Wall-mounted
  • Power adapter (optional):AC 100~240V input and DC 5V/1.2A Output
  • Power over Ethernet (IEEE 802.3af)
  • Power consumption (PSU): 1.4-2.0W
  • Power consumption (PoE): 2.1-2.7W
  • Dimens ion(W*D*H*T):209mm*188mm*150mm*41mm
  • Operating humidity: 10~95%
  • Operating temperature: -10~50°C