Enterprise HD IP Phone
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. |
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| 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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| Contact US |
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For more information, please contact us at: sales@yealink.com |
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