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Yealink SIP-T28P - Disco

Yealink SIP-T28P


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List Price: $189.00

  • Manufacturer: Yealink
  • Model: SIP-T28P
  • UPC:
  • Warranty: 1 year
  • Availability: Discontinued
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Yealink SIP-T28P Specifications

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: (included) 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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