• HD voice: HD handset, HD speaker• Smart Noise Filtering• Wideband codec: Opus, G.722• Narrowband codec: G.711(A/μ), G.723.1, G.729, G.729A, G.726, iLBC• DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO• Full-duplex hands-free speakerphone with AEC• VAD, CNG, AEC, PLC, AJB, AGCPhone

• 2 VoIP accounts• Call hold, mute, DND• One-touch speed dial, hotline• Call forward, call waiting, call transfer• Group listening, SMS, emergency call• Redial, call return, auto answer• Local 5-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• Integrated screenshots• RTCP-XR, VQ-RTCPXR• Enhanced DSS KeyDirectory• Loal phonebook up to 1000 entries• Black list• XML/LDAP remote phonebook• Smart dialing• Phonebook search/import/export• Call history: dialed/received/missed/forwardedIP-PBX

• Busy Lamp Field (BLF), Bridged Line Apperance (BLA)• Anonymous call, anonymous call rejection• Hot-desking, voice mail• Flexible seating• Call park, call pickup• Executive and Assistant• Centralized call recording• Visual voice mail• Call recording

and Indicator• 2.3” 132x64-pixel graphical LCD with backlight• LED for call and message waiting indication• Dual-color (red or green) illuminated LEDs for line status information• Intuitive user interface with icons and soft keys• Multilingual user interface• Caller ID with name and number• Power savingFeature keys• 2 line keys with LED• 6 features keys: transfer, message, headset, redial, mute, hands-free speakerphone• 5 navigation keys• Volume control keysInterface• 2 x RJ45 10/100M Ethernet ports• Power over Ethernet (IEEE 802.3af), class 2• 1 x RJ9 (4P4C) handset port• 1 x RJ9 (4P4C) headset portOther Physical

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: Classic Grey• Wall mountable• External Yealink AC adapter AC 100~240V input and DC 5V/600mA output• Power consumption (PSU): 2-3W• Power consumption (PoE): 3-4W• Dimension (W*D*H*T): 188mm*189mm*162mm*50mm• Operating humidity: 10~95%• Operating temperature: -10~50°C (+14~122°F)Management• Configuration: browser/phone/auto-provision• Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy• Auto-provision with PnP• Zero-sp-touch, TR-069• Phone lock for personal privacy protection• Reset to factory, reboot• Package tracing export, system log

and Security• SIP v1 (RFC2543), v2 (RFC3261)• Call server redundancy supported• NAT traversal: STUN mode• Proxy mode and peer-to-peer SIP link mode• IP assignment: static/DHCP• HTTP/HTTPS web server• Time and date synchronization using SNTP• UDP/TCP/DNS-SRV (RFC 3263)• QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP• SRTP for voice• Transport Layer Security (TLS)• HTTPS certificate manager• AES encryption for configuration file• Digest authentication• OpenVPN, IEEE802.1X• IPv6• LLDP/CDP/DHCP VLAN• ICEPackage

• Package content:- Yealink SIP-T31P IP phone- Handset with handset cord- Ethernet Cable (1.5m CAT5E UTP Cable)- Stand- Quick Start Guide- Power Adapter (Optional)• Qty/CTN: 10 PCS• N.W/CTN: 9.79 kg• G.W/CTN: 10.83 kg• Giftbox size: 213 mm*210 mm*103 mm• Carton Meas: 535 mm*443 mm*227 mmWholesale price for Yealink T31P ,Yealink T31P IP Phone,Up to 2 SIP accounts, PoE support, Two-port switch, HD Voice, Local 5-way conferencing, Support EHS

Headset,  t31, t31p in Dubai, UAE is AED 131 sold at Terrabyt.com.