{"id":2809,"date":"2020-12-20T12:53:30","date_gmt":"2020-12-20T09:23:30","guid":{"rendered":"https:\/\/sadra-isp.ir\/?post_type=product&#038;p=2809"},"modified":"2020-12-20T14:27:37","modified_gmt":"2020-12-20T10:57:37","slug":"voip-amplifier","status":"publish","type":"product","link":"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/","title":{"rendered":"VoIP Amplifier"},"content":{"rendered":"<h4>Technical Specification<\/h4>\n<h5>Main specifications<\/h5>\n<ul>\n<li>Manufacturer: SADRA<\/li>\n<li>Mounting :Rack mounted \/ Panel mounted<\/li>\n<li>Power supply: 220 VAC<\/li>\n<li>Network: 10\/100 Based Ethernet RJ45<\/li>\n<li>Output power: 120~350 W<\/li>\n<li>Protocol: SIP(RFC3261) protocol<\/li>\n<li>Working temperature: from -15\u00b0C to +55\u00b0C.<\/li>\n<li>Control Interface: Modbus TCP protocol for control system and SCADA monitoring and commanding.<\/li>\n<li>Controls:\n<ul>\n<li>Web: VoIP setting, Speaker volume, IP add. Setting, reset factory, reboot and \u2026<\/li>\n<li>SCADA: applying commands via Modbus protocol to play predefined sounds in case of emergency or special<\/li>\n<\/ul>\n<\/li>\n<li>circumstances\n<ul>\n<li>Configuration: Embedded web panel<\/li>\n<\/ul>\n<\/li>\n<li>SCADA protocol: Modbus TCP<\/li>\n<\/ul>\n<h5>Reporting<\/h5>\n<ul>\n<li>Sending its current status to control system and SCADA via Modbus TCP protocol\n<ul>\n<li>Overall Status<\/li>\n<li>Broadcasting status<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>Commands<\/h5>\n<ul>\n<li>Applying command from control system and SCADA via Modbus TCP protocol in different circumstances to play predefined messages<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>The Sadra public announcement system is a modern, future-proof and flexible usable announcement system. The system is provided to warn and inform maintenance and service staff and give instruction to people in critical situations.<br \/>\nThe Tunnel Public Address System enables the following announcement ways:<br \/>\n\u2022 Publishing of voice messages via the \u201cDesktop VOIP Stream Station\u201d in tunnel, parking or control rooms<br \/>\n\u2022 Publishing of pre-record voice messages<br \/>\nTo announce important messages to the passengers or maintenance staff, public address system can take place out either live by the operator or via pre-recorded messages from the Main station.<br \/>\nEmbedded web pages held within each VOIP Power Amplifier can be accessed over a network using a browser, such as Internet Explorer, to view, monitor, and change settings within the unit.<\/p>\n<p>The amplifiers are used to amplify signal to loudspeakers. The amplifier is mountable in the 2\/4U rack.<br \/>\nMain Features<br \/>\n\u2022 Rack-mounted\/ Panel mounted<br \/>\n\u2022 Web Page Configuration<br \/>\n\u2022 Real-time Alarm Reporting Via Modbus TCP protocol<br \/>\n\u2022 220 VAC<br \/>\n\u2022 120~350 W<br \/>\n\u2022 SIP Compatible<br \/>\n\u2022 Modbus TCP protocol compatible<br \/>\n\u2022 IP based<br \/>\n\u2022 Playing predefined sounds<br \/>\n\u2022 Stable solution<\/p>","protected":false},"featured_media":2597,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_cat":[369],"product_tag":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>VoIP Amplifier - SadraCompany<\/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:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"VoIP Amplifier - SadraCompany\" \/>\n<meta property=\"og:description\" content=\"The Sadra public announcement system is a modern, future-proof and flexible usable announcement system. The system is provided to warn and inform maintenance and service staff and give instruction to people in critical situations. The Tunnel Public Address System enables the following announcement ways: \u2022 Publishing of voice messages via the \u201cDesktop VOIP Stream Station\u201d in tunnel, parking or control rooms \u2022 Publishing of pre-record voice messages To announce important messages to the passengers or maintenance staff, public address system can take place out either live by the operator or via pre-recorded messages from the Main station. Embedded web pages held within each VOIP Power Amplifier can be accessed over a network using a browser, such as Internet Explorer, to view, monitor, and change settings within the unit.  The amplifiers are used to amplify signal to loudspeakers. The amplifier is mountable in the 2\/4U rack. Main Features \u2022 Rack-mounted\/ Panel mounted \u2022 Web Page Configuration \u2022 Real-time Alarm Reporting Via Modbus TCP protocol \u2022 220 VAC \u2022 120~350 W \u2022 SIP Compatible \u2022 Modbus TCP protocol compatible \u2022 IP based \u2022 Playing predefined sounds \u2022 Stable solution\" \/>\n<meta property=\"og:url\" content=\"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/\" \/>\n<meta property=\"og:site_name\" content=\"SadraCompany\" \/>\n<meta property=\"article:modified_time\" content=\"2020-12-20T10:57:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/sadra-isp.ir\/wp-content\/uploads\/2020\/05\/SADRA-Amplifier-02.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1194\" \/>\n\t<meta property=\"og:image:height\" content=\"921\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/\",\"url\":\"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/\",\"name\":\"VoIP Amplifier - SadraCompany\",\"isPartOf\":{\"@id\":\"https:\/\/sadra-isp.ir\/#website\"},\"datePublished\":\"2020-12-20T09:23:30+00:00\",\"dateModified\":\"2020-12-20T10:57:37+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u062e\u0627\u0646\u0647\",\"item\":\"https:\/\/sadra-isp.ir\/en\/homepage\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Products\",\"item\":\"https:\/\/sadra-isp.ir\/en\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"VoIP Amplifier\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/sadra-isp.ir\/#website\",\"url\":\"https:\/\/sadra-isp.ir\/\",\"name\":\"sadra-isp.ir\",\"description\":\"Sadra Communication and Technology Services Company\",\"publisher\":{\"@id\":\"https:\/\/sadra-isp.ir\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/sadra-isp.ir\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/sadra-isp.ir\/#organization\",\"name\":\"\u062a\u0648\u0633\u0639\u0647 \u0627\u0631\u062a\u0628\u0627\u0637 \u0648 \u0641\u0646\u0627\u0648\u0631\u06cc \u0635\u062f\u0631\u0627\",\"url\":\"https:\/\/sadra-isp.ir\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/sadra-isp.ir\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/sadra-isp.ir\/wp-content\/uploads\/2020\/05\/logo-green_new-1.png\",\"contentUrl\":\"https:\/\/sadra-isp.ir\/wp-content\/uploads\/2020\/05\/logo-green_new-1.png\",\"width\":169,\"height\":42,\"caption\":\"\u062a\u0648\u0633\u0639\u0647 \u0627\u0631\u062a\u0628\u0627\u0637 \u0648 \u0641\u0646\u0627\u0648\u0631\u06cc \u0635\u062f\u0631\u0627\"},\"image\":{\"@id\":\"https:\/\/sadra-isp.ir\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"VoIP Amplifier - SadraCompany","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/sadra-isp.ir\/en\/product\/voip-amplifier\/","og_locale":"en_US","og_type":"article","og_title":"VoIP Amplifier - SadraCompany","og_description":"The Sadra public announcement system is a modern, future-proof and flexible usable announcement system. 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