Yealink T40G IP Phone: Three Lines, Dual-Port Gigabit Ethernet, 802.3af PoE with 2.3-Inch Graphical LCD and No Power Adapter

Yealink SIP-T40G Technical Specifications

Audio Features

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

Phone Features

• 3 VoIP accounts
• One-touch speed dial, redial
• Call forward, call waiting
• Call transfer, call hold
• Call return, group listening, SMS
• Mute, auto answer, DND
• 3-way conference call
• Direct IP call without SIP proxy
• Ring tone selection/import/delete
• Hotline, emergency call
• Set date & time manually or automatically
• Dial Plan
• XML Browser
• Action URL/URI
• RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
• Enhanced DSS Key

Directory

• Local phonebook up to 1000 entries
• Black list
• XML/LDAP remote phonebook
• Smart dialing
• Phonebook search/import/export
• Call history: dialed/received/ missed/forwarded

IP-PBX Features

• Busy Lamp Field (BLF)
• Bridged Line Appearance(BLA)
• Anonymous call, anonymous call rejection
• Hot-desking, voice mail
• Message Waiting Indicator (MWI)
• Call park, call pickup
• Intercom, paging, music on hold
• Call recording
• Flexible seating
• Executive and Assistant
• Centralized call recording
• Visual Voice Mail

Display And Indicator

• 2.3” 132×64-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 saving

Feature Keys

• 3 line keys with LED
• 5 features keys: message, headset, mute, redial, hands-free speakerphone
• 4 context-sensitive “soft” keys
• 6 navigation keys
• 2 volume control keys
• Mute key
• Headset key
• Hands-free speakerphone key

Interface

• Dual-port Gigabit Ethernet
• 1 x RJ9 (4P4C) handset port
• 1 x RJ9 (4P4C) headset port
• 1 x RJ12 (6P6C) EHS port
• Power over Ethernet (IEEE 802.3af), Class 2

Other Physical Features

• Stand with 2 adjustable angles
• Wall mountable
• External Yealink AC adapter (optional): AC 100~240V input and DC 5V/600mA output
• Power consumption (PSU): 0.9-1.3W
• Power consumption (PoE): 1.1-1.6W
• Dimension (W*D*H*T): 212mm*189mm*175mm*54mm
• Operating humidity: 10~95%
• Operating temperature: -10~50°C (+14~122°C)

Management

• Configuration: browser/phone/ auto-provision
• Auto provision via FTP/TFTP/HTTP/ HTTPS for mass deploy
• Auto-provision with PnP
• BroadSoft device management
• Zero-sp-touch TR-069
• Phone lock for personal privacy protection
• Reset to factory, reboot
• Package tracing export, system log

Network 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 using MD5/MD5-sess
• OpenVPN, IEEE802.1X
• IPv6
• LLDP/CDP/DHCP VLAN
• ICE

Package Features

• Package content:
  – Yealink SIP-T40G IP phone
  – Handset with handset cord
  – Ethernet Cable
  – Stand
  – Quick Start Guide
  – Power Adapter (Optional)
• Qty/CTN: 5 PCS
• N.W/CTN: 5.7 kg
• G.W/CTN: 6.4 kg
• Giftbox size: 246mm*223mm*120mm
• Carton Meas: 620mm*233mm*258mm