Yealink T28P Executive IP Phone

s685IP

Yealink SIP-T28P is an IP phone designed for power users in office environment. It is especially designed for maximum productivity and efficiency in every-day business environment.

Using TI chipset and Voice Engine SIP-T28P offers unrivalled superb HD voice quality, innovative functional richness, friendly user interface, stylish and elegant design.

It is definitely able to provide a pleasant and satisfactory end-user experience.

 

6 Lines
It supports up to 6 SIP 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.

 

Executive Level Phone
Equipped with 16 programmable function keys with LED, 4 soft keys, and supported BLF, XML phonebook features, 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

  • Supports up to 6 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
  • Supports SRTP voice encryption

 

Physical Features

  • TI titan chipset
  • White backlit 320x160 pixels graphical LCD with 4-level grayscales
  • 48 keys including 4 soft keys and 16 programmable keys
  • Supports up to 6 Expansion Modules (6x38 keys with dual-color LED)
  • 2 x RJ45 Ethernet ports, 1x RJ9 headset port
  • PoE (IEEE 802.3af) optional
  • 2 Year Warranty

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