HD Audio Yealink HD voice refers to the combination of software and hardware design as well as the implementation of wideband technology to maximize the acoustic performance. Coupled with advanced acoustic clarity technology such as full duplex, echo cancellation, adaptive jitter buffer etc. The SIP-T23G provides clearer, more lifelike voice communications. Efficient Installation and Provisioning The Yealink SIP-T23G supports efficient provisioning and effortless mass deployment with Yealinks Redirection and Provisioning Service (RPS) and Boot mechanism to help you realize the Zero Touch Provisioning without any complex manual settings, which makes the SIP-T23G simple to deploy, easy to maintain and upgrade.Highly secure transport and interoperability The communicator uses SIP over Transport Layer Security (TLS/SSL) to provide service providers with the latest technology for enhanced network security. The range is certified compatible with 3CX and Broadsoft Broadworks, ensuring excellent compatibility with leading soft switch suppliers. AUDIO FEATURES: HD voice: HD handset, HD speaker Wideband codec: Opus, 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, AGC.
DIRECTORY FEATURES: Local phonebook up to 1000 entries Black list XML/LDAP remote phonebook Smart dialing Phonebook search/import/export Call history: dialed/received/missed/forwarded. DISPLAY AND INDICATOR FEATURES: 132 x 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 FEATURES: 3 line keys with LED 5 features keys: message, headset, redial, tran, hands-free speakerphone 6 navigation keys Volume control keys. INTERFACE FEATURES: Dual-port Gigabit Ethernet Power over Ethernet (IEEE 802.3af), class 2 1 x RJ9 (4P4C) handset port 1 x RJ9 (4P4C) headset port. NETWORK AND SECURITY FEATURES: SIP v1 (RFC2543), v2 (RFC3261) Call server redundancy supported NAT traveral: 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.EACH YEALINK SIP-T23G IP TELEPHONE INCLUDES: (1) Corded Handset (1) Yealink SIP-T23G Telephone Desk Stand / Wall Mounting Adapter (1) Ethernet Cable (1.5m CAT5E UTP Cable) (1) Quick Start Guide. CONDITION: BRAND NEW FACTORY SEALED BOXES U.
VISIT OUR STORE TO SEE ALL OF OUR ELECTRONIC ITEMS: PHONES (HOME, BUSINESS, SINGLE LINE, MULTI-LINE, CORDED AND CORDLESS), INTERNET PHONES, RETRO AUDIO, WEATHER STATIONS, AND OTHER FUN ELECTRONIC ITEMS. The item "4 YEALINK SIP-T23G 3-LINE IP GIGABIT VOIP HD VOICE PoE 10/100 PHONES" is in sale since Thursday, February 28, 2019. This item is in the category "Computers/Tablets & Networking\Enterprise Networking, Servers\VoIP Business Phones/IP PBX". The seller is "georgeb62" and is located in Chicago, Illinois. This item can be shipped worldwide.