Yealink SIP – T28P Executive IP Phone

Rp2,551,500 Rp2,350,000


Yealink SIP-T28P Executive IP Phone

The Yealink SIP-T28P Executive IP Phone 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.

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


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


Telnet/HTTP/HTTPS server

DNS client

NAT/DHCP server


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


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

320×160 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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