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.
3 Lines
It supports up to 3 VoIP accounts, each with a standalone configuration.
HD Voice Quality
It supports advanced wideband voice codec G.722 and full-duplex hands-free speakerphone with enhanced AEC, delivering superior voice clarity.
Business Professional Phone
3 programmable function keys and 4 soft keys, XML Phonebook, which increase working efficiency.
Network Features
SIP 2.0(RFC3261) protocol, NAT traversal: STUN mode
IP assignment: DHCP / Static IP / PPPoE
Auto-provision: firmware, configuration, ringtone, phonebook etc.
QoS: IEEE 802.1p/q tagging (VLAN), Layer 3 ToS
In-band DTMF, Out-band DTMF and SIP INFO DTMF
Proxy mode and peer-to-peer SIP link mode
Standard encryption and authentication(MD5 and MD5-sess)
Phone Features
Support up to 3 SIP accounts, Hotline, Emergency call
Call hold, Call waiting, Call transfer, Call forward
BLF, Call park, Call pickup, Dial plan, Intercom
3-way conference, DND, Mute, Speed dial, Dial-now, Auto-answer
Voicemail, MWI, SMS, XML phonebook, Black list, Phone lock
Volume adjustment, Rings selection, Tone scheme, Distinctive ringtone
Multi-language, System log export, Admin/User Configuration Mode
Voice Features
High-definition Handset, High-definition Speaker
Full-duplex hands-free speakerphone compliant with IEEE 1329
Supports HD Wideband voice codec: G.722
Narrowband voice codecs: G.711, G.726, G.729AB, G.723.1
Supports VAD, CNG, AEC, PLC, AJB, AGC
Support SRTP voice encryption
Physical Features
TI Titan Chipset
132x64 pixels graphical LCD
32 keys including 4 soft keys and 3 programmable keys
1x RJ9 headset port
2x RJ45 Ethernet ports
PoE(IEEE 802.3af)
