Yealnik SIP-T28P 48-key 6-line high-resolution graphical display desktop business phone. This phone represents the next generation VoIP phone which designed for the business user who needs rich telephony features, friendly UI and super voice quality. Yealink HD technology enables rich, clear, life-like voice communications. In addition, it offers an excellent user experience to configure, make calls, express XML browser, etc. Moreover, to avoid problems with unwanted violations of your audio data, Yealink SIP-T28P supports the security standards TLS, SRTP, HTTPS, 802.1x, Open VPN and AES encryption which are necessary to protect against electronic eavesdropping and data theft.
Model Number: Yealnik SIP-T28P
Features:
- 6 Line Appearances
- Dual-port 10/100 Ethernet
- Yealink Optima HD Voice Supported
- Up to 6 SIP accounts
- Full-duplex hands-free speakerphone
- Supports Yealink EXP39/EXP38 expansion modules
- RJ9 Headset Port
- 320x160 graphic LCD with 4-level grayscales
- One-touch speed dial, hotline
- Call forward, call waiting, call transfer
- Group listening, SMS
- Redial, call return, auto answer
- Local 3-way conferencing
- Direct IP call without SIP proxy
- Ring tone selection/import/delete
- Set date time manually or automatically
- Dial plan
- XML Browser
- Action URL/URI
Specifications
- HD voice: HD handset, HD speaker
- Codecs: G.722, G.711(A/μ), G.723.1, G.729AB, G.726, iLBC
- DTMF: In-band, Out-of-band(RFC 2833) and SIP
- Full-duplex hands-free speakerphone with AEC
- VAD, CNG, AEC, PLC, AJB, AGC
