15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G

15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G
15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G
15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G
15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G
15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G
15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G

15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G
The Yealink T4 series is intended for discerning users with very high expectations of IP phones. It has been designed specifically for people who take great satisfaction in experiencing excellence actually being delivered. Revolutionary in appearance and advanced technical design, the T4 series is not only pleasurable and practical to use but also offers extra-large display screens that make pen and paper redundant in the busy office environment. In fact, the T4 series represents the cutting-edge of contemporary VoIP technology in action. Advanced features include support for gigabit networks, plus USB Bluetooth support for easy Bluetooth earphone use. Enhanced sound quality is delivered by the Optima HD Voice system which meets TIA 920 certification standards. In the T4 series, Yealink has set out to achieve the ideal marriage of perfection with performance. > HD voice: HD handset, HD speaker > Wideband codec: Opus, G.

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

> 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 saving. > 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.

> Dual-port Gigabit Ethernet > 2 x RJ45 10/100M Ethernet ports > 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. > Stand with 2 adjustable angles > Wall mountable > External Yealink AC adapter (optional). AC 100240V input and DC 5V/600mA output > Power consumption (PSU): 0.9-1.3W > Power consumption (PoE): 1.1-1.6W > Dimension (WDHT): 212mm189mm175mm54mm > Operating humidity: 1095% > Operating temperature: -1050°C (+14122°C). > 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.

> 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. W/CTN: 5.7 kg > G. W/CTN: 6.4 kg > Giftbox size: 246mm223mm120mm > Carton Meas: 620mm233mm258mm.

The item "15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G" is in sale since Thursday, October 11, 2018. This item is in the category "Computers/Tablets & Networking\Enterprise Networking, Servers\VoIP Business Phones/IP PBX". The seller is "speaker-supply" and is located in Austin, Texas.

This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Israel, Mexico, New Zealand, Singapore, Switzerland, Norway, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Chile, Colombia, Costa rica, Bahamas, Viet nam.


15 Pack Lot Yealink SIP-T40G Dual Port Gigabit 3-Line SIP VoIP IP Phone PoE T40G


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