{"id":1936,"date":"2025-08-17T15:09:16","date_gmt":"2025-08-17T23:09:16","guid":{"rendered":"https:\/\/www.vintelecom.net\/?p=1936"},"modified":"2025-08-18T00:28:51","modified_gmt":"2025-08-18T08:28:51","slug":"high-quality-multi-languages-voip-phone-sip-790pwn-support-4-sip-accounts-and-wifi-ip-phones","status":"publish","type":"post","link":"https:\/\/www.vintelecom.net\/es\/products\/ip-phone\/high-quality-multi-languages-voip-phone-sip-790pwn-support-4-sip-accounts-and-wifi-ip-phones\/","title":{"rendered":"High Quality Multi Languages VoIP Phone SIP-790PWN Support 4 SIP Accounts and WiFi IP Phones"},"content":{"rendered":"
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High Quality Multi Languages VoIP Phone SIP-790PWN Support 4 SIP Accounts and WiFi IP Phones<\/h1>\t\t\t\t<\/div>\n\t\t\t\t
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Parametric Technology<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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High Quality Multi-Languages VoIP Phone Support 4 SIP\u00a0and WiFi\u00a0(2.4G in default ) IP \/ SIP Phone<\/span><\/p>

Model: sip-T790PWN<\/p>

( 4 SIP\u00a0accounts and support WiFi )<\/strong><\/p>

\u00a0<\/p>

  • 2.4-inch colored LCD display screen<\/strong><\/li>
  • 4 SIP lines,paperless electronic paper turning<\/strong><\/li>
  • Encrypted call (OpenVPN\/TLS\/SRTP)<\/strong><\/li>
  • Noise reduction HD sound quality<\/strong><\/li>
  • Can be equipped with USB recording\/WiFi<\/strong><\/li>
  • Advanced remote address book management<\/strong><\/li>
  • Exquisite design concept, showing the visual feast of UI<\/strong><\/li><\/ul>

    \u00a0<\/p>

    \u00a0<\/p>

    Explore the T790 series-Color innovation of enterprise communication<\/strong>
    The complete new generation SIP-T790N color screen phone leads the enterprise market with its\u00a0excellent performance price ratio. This well-designed device not only provides 4 SIP lines, but also\u00a0is equipped with 100 Mbps Ethernet port, which makes the network connection more rapid and\u00a0stable, ensuring smooth and unimpeded communication, improves the effectiveness and visual\u00a0enjoyment of communication.<\/p>


    Brightening characteristic<\/strong>
    Visual feast:\u00a0<\/strong>2.4-inch high-definition color LCD screen, delicately display call information and
    intuitive icons, bringing color to your communication.
    Intelligent operation:<\/strong>\u00a04 bi-colour light programmable buttons simplify complex
    operations,making communication effective and productive.
    Green office:<\/strong>The one-touch electronic page turning function perfectly interprets the paperless
    design concept.
    Listening enjoyment:<\/strong>\u00a0Advanced noise reduction technology is used to ensure the high-fidelity
    sound quality of each call, clear and delicate as if you were on the scene.
    Security: OpenVPN, TLS & SRTP encryption technology is integrated to ensure call security, so
    that every\u00a0conversation is at ease.
    Seamless integration:<\/strong>\u00a0Compatible with mainstream IP PBX systems, supporting enterprise-level
    network management platforms, and seamlessly integrating into various business environments.<\/p>


    SIP-T790N is an ideal choice for all kinds of enterprise scenarios. It can not only meet the daily\u00a0office needs, but also greatly improve the efficiency of work flow while ensuring data security.<\/p>

    Phone function<\/span><\/strong>
    \u2022 4 SIP line
    \u2022 Multi-language selection (Chines\/ English\/ Turkish\/
    Korean\/ Russian\/ Traditional Chinese\/ French\/
    Italian\/ German\/ Portuguese\/ Polish\/ Thai\/ Hindi\/
    Arabic\/ Japanese\/ Spanish\/ Vietnamese )
    \u2022 Caller ID with display name
    \u2022 Custom DSS key, BLF monitoring, hotline, speed dial
    \u2022 Handle\/ hands-free\/ headphone mode
    \u2022 Call hold, mute, blind transfer, inquiry transfer
    \u2022 DND, call forwarding, call waiting
    \u2022 Multicast, intercom, text message, keypad lock,
    emergency call
    \u2022 Direct IP call, redial, callback, auto answer
    \u2022 Five-party conference, line sharing, dialing rules
    \u2022 10 types of built-in ringtones\/ Upload custom
    ringtones
    \u2022 Manually or automatically synchronize network time
    \u2022 Action URL & Action URI<\/p>

    \u00a0<\/p>

    Audio characteristics<\/strong>
    \u2022 High-fidelity sound quality: HD handle,
    HD hands-free
    \u2022 Broadband codec: G.722, Opus
    \u2022 Narrowband codec: G.711(A\/\u03bc), G.723.1,G.729AB, G.726, iLBC
    \u2022 DDTMF: In-band transmission (In-band),Out-of-band transmission (RFC 2833),SIP INFO
    \u2022 Full-duplex hands-free
    \u2022 Acoustic Echo Cancellation (AEC)
    \u2022 Voice Activity Detection (VAD)
    \u2022 Comfort noise generation (CNG)
    \u2022 Packet loss compensation (PLC)
    \u2022 Background noise detection (BNE)
    \u2022 Automatic gain control (AGC)
    \u2022 Dynamic adaptive RTP jitter buffer up to 300ms<\/p>

    \u00a0<\/p>

    Address book<\/strong>
    \u2022 Local contacts
    (1000 entries can be stored)
    \u2022 Blacklist
    \u2022 XML\/LDAP address book
    \u2022 Contact smart search
    \u2022 Contact export\/import
    \u2022 Call history: dialed\/received\/missed\/
    forwarded calls(1200 records in total)<\/p>

    \u00a0<\/p>

    IP PBX Features<\/strong>
    \u2022 BLF,voice message
    \u2022 Anonymous call, anonymous call rejection
    \u2022 Call park,Call pickup
    \u2022 Server-based recording function<\/p>

    \u00a0<\/p>

    Configuration and maintenance<\/strong>
    \u2022 Web configuration
    \u2022 Phone configuration
    \u2022 Automatic deployment: Support FTP\/
    TFTP\/HTTP\/HTTPS\/SIP PnP\/TR-069
    \u2022 BIN\/CFG configuration export\/import
    \u2022 Contact export\/import
    \u2022 CSTA remote control
    \u2022 Network packet capture and diagnosis
    \u2022 reset
    \u2022 System firmware upgrade<\/p>

    \u00a0<\/p>

    Network characteristics<\/strong>
    \u2022 Support IPv4 \/ IPv6 \/ IPv4&IPv6
    \u2022 IP address allocation mode: Static IP \/ DHCP
    \u2022 Virtual Local Area Network: VLAN
    \u2022 Data link layer protocol: CDP \/ LLDP
    \u2022 SIP v1 (RFC2543), v2 (RFC3261)
    \u2022 Support redundant servers
    \u2022 Support ICE, STUN (NAT session traversal)
    \u2022 Support UDP\/ TCP\/ TLS transmission
    \u2022 Support SRTP encryption protocol
    \u2022 SIP trust serve (anti-attack mechanism)
    \u2022 HTTP\/HTTPS
    \u2022 TR-069 network management protocol
    \u2022 SNTP automatically synchronizes network
    dates and times
    \u2022 QoS: QoS: 802.1p\/Q tagging (VLAN), Layer3\/
    ToS\/ DSCP
    \u2022 HTTPS certificate management<\/p>

    \u2022 Support configuration file encryption
    \u2022 Support information verification mechanism
    \u2022 RTCP-XR, VQ-RTCPXR
    \u2022 OpenVPN, IEEE802.1X<\/p>

    \u00a0<\/p>

    Phone interface<\/strong>
    \u2022 1 x RJ-9 (4P4C) handle interface
    \u2022 1 x RJ-9 (4P4C) headset interface
    \u2022 2 x RJ-45 10\/100M adaptive Ethernet port
    \u2022 DC power interface
    \u2022 USB2.0 interface<\/p>

    \u00a0<\/p>

    Product specification<\/strong>
    \u2022 Phone main screen: 2.4-inch color LCD display
    \u2022 Information indicator: LED red light
    \u2022 Phone keyboard:
    – 4 SIP line keys (with LED lights, programmable)
    – 4 customizable soft keys
    – 12 standard telephone number keys
    – 6 function keys headset, voice message, mute, call
    forwarding, redialing, hands-free
    – 5 navigation keys
    – 2 volume up\/down adjustment keys
    \u2022 Color: business gray
    \u2022 Installation method: Desktop\/ Wall-mounted
    \u2022 Desktop size: 187mm*184mm*147mm
    \u2022 Phone power consumption:2~3W
    \u2022 PoE: IEEE 802.3af\/IEEE 802.3at
    \u2022 Working environment humidity: 10~95%
    \u2022 Working temperature: -10~50\u00b0 C (+14~122\u00b0 F)<\/p>

    \u00a0<\/p>

    \u00a0<\/p>

    \u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

    Send inquiry Share:   Parametric Technology High Quality Multi-Languages VoIP Phone Support 4 SIP\u00a0and WiFi\u00a0(2.4G in default ) IP \/ SIP Phone Model: sip-T790PWN ( 4 SIP\u00a0accounts and support WiFi ) 2.4-inch colored LCD display screen 4 SIP lines,paperless electronic paper turning Encrypted call (OpenVPN\/TLS\/SRTP) Noise reduction HD sound quality Can be equipped with USB […]<\/p>","protected":false},"author":1,"featured_media":1983,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-1936","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ip-phone"],"yoast_head":"\nHigh Quality Multi Languages VoIP Phone SIP-790PWN Support 4 SIP Accounts and WiFi IP Phones - Vintelecom<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vintelecom.net\/es\/products\/ip-phone\/high-quality-multi-languages-voip-phone-sip-790pwn-support-4-sip-accounts-and-wifi-ip-phones\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"High Quality Multi Languages VoIP Phone SIP-790PWN Support 4 SIP Accounts and WiFi IP Phones - 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