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Yealink SIP-T28P

Yealink SIP-T28P
Yealink SIP-T28P
Brand: Yealink
Product Code: SIP-T28P
Availability: In Stock
Price: $179.95
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Enterprise HD IP Phone


SIP-T28P

 

The Yealink SIP-T28P represents the next generation VoIP phone designed for business users who need rich telephony features, a friendly user-interface and superb voice quality. Equipped with the TI TITAN chipset, it offers high-definition voice quality through a TI voice engine, HD handset, HD speaker and HD codec (G.722). The large, high-resolution graphical display, combined with up to 48 keys, guarantees an excellent user experience in terms of configuration options, making calls and to access the express XML browse. To ensure that your audio data remains confidential, the Yealink SIP-T28P also supports security standards TLS, SRTP, HTTPS, 802.1x, Open VPN and AES encryption. These guard against electronic eavesdropping and data theft.

Features  
TI TITAN chipset and TI voice engine
320x160 graphic LCD with 4-level grayscales
6 VoIP accounts, Broadsoft /Avaya/Asterisk validated
HD Voice: HD Codec, HD Handset, HD Speaker
48 keys including 16 programmable keys
BLF/BLA, SMS, Voicemail, Intercom
Localized language, XML phonebook
FTP/TFTP/HTTP, PnP Auto-provision
SRTP/HTTPS/TLS, VLAN, QoS
PoE, Headset, 2xRJ45, Expansion module
Specification  
Phone Features
6 VoIP accounts, hotline, emergency call
Call waiting, call transfer, call forward
Hold, mute, flash, auto-answer, redial
3-way conference, DND, speed dial
XML Phonebook search/import/export
Black list, call history (100 entries)
Volume adjustment, ring tone selection
Tone scheme, System log
Multi-language (more than 20)
Supports up to 6 expansion modules

IP PBX System Integration
Dial plan, dial-now
SMS, Voicemail, MWI
BLF/BLA, 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 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
Bridge/router mode
TFTP/DHCP/PPPoE client
Telnet/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
320x160 graphic LCD with 4-level grayscales
48 keys including 16 programmable keys
1xRJ9 (4P4C) handset port
1xRJ9 (4P4C) headset port
2xRJ45 10/100M Ethernet ports
1XRJ12 (6P6C) expansion module port
Power adapter: AC 100~240V input and DC 5V/1.2A output
Power over Ethernet (IEEE 802.3af)
Power consumption: 1.6-2.6W
Net weight: 1.05KG
Dimension: 273x204x42MM
Operating humidity: 10~95%
Storage temperature: up to 60°C

 

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