Yealink SIP-T22 features intuitive user interface and enhanced functionality which make it easy for people to interact and maximize productivity.
With TI leading VoIP voice engine, it enables enhanced high-fidelity audio,outsourced management options, flexible deployment and third-party communications applications.
As a cost effective IP solution, it helps users to streamline business processes, delivering a powerful and consistent communications experience for small and large offices environment.
SIP v1(RFC2543), v2(RFC3261)3 User accountsNAT Transverse: STUN modeIP Assignment: Static/DHCP/PPPoEIn-Band DTMF, Out-of-Band DTMF, SIP InfoProxy mode and Peer-to-peer SIP link modeTFTP/DHCP/PPPoE clientTelnet/HTTP serverDNS clientNAT/DHCP serverSupport VLAN, QoSPoE optional
Call Hold, Call Waiting, Call Transfer, Call ForwardCaller ID, Call List, DND, Redial, Flash3-way Conference, Speed DialPersonal Ring Tone, VoicemailVolume Adjustment, Mute, SpeakerphoneSecuritySecure RTPDigest authentication using MD5/MD5-sessSecure configuration file via AES encryption
TI Titan ChipsetLCD: 132x64 with blue backlit3 programmable keys, 4 text-sensitive keys23 hard keys, 2 indication LEDsHeadset port: RJ9Network Interface: 2xRJ45 10/100M portsDimension:185 X 200 X 90mmNet Weight:0.77kgPower adapter: Input: AC 100~240VOutput: DC 5V/1AOperating humidity: 10~95%Storage temperature: up to 60 C
Qty/CTN: 10 PCSN.W/CTN:22.86KGG.W/CTN:25.26KGMeasurement: 0.073CMBCarton Meas: 565 x 550 x 235MMConfig, Upgrade and UsageLanguage Customization SupportFirmware Upgrade: TFTP/Console/Auto-provisionAuto-provision: TR069 OptionalDirect IP call without SIP proxyDial number via SIP serverDial URL via SIP server
Wideband Codec: G.722, voicespectrum between 50-7000HzNarrowband Codecs: G.711, G.726,G.723.1/iLBC, G.729AB and GSMVAD, CNG, AEC, PLC, AJB, AGCFull-duplex hands-free speakerphone