{"id":6513,"date":"2023-08-11T10:44:21","date_gmt":"2023-08-11T10:44:21","guid":{"rendered":"https:\/\/viptel.hu\/?post_type=product&#038;p=6513"},"modified":"2026-08-05T16:28:45","modified_gmt":"2026-08-05T16:28:45","slug":"yeastar-gsm-gateway-tg400-4x-csatorna","status":"publish","type":"product","link":"https:\/\/viptel.hu\/en\/product\/yeastar-gsm-gateway-tg400-4x-csatorna\/","title":{"rendered":"Yeastar TG400L (LTE\/4G)"},"content":{"rendered":"<h1>Yeastar TG400L \u2013 4-channel 4G\/LTE VoIP gateway<\/h1>\n<p>The Yeastar TG400L is a high-performance 4-channel 4G\/LTE VoIP gateway that allows mobile network (4G\/LTE) lines to be integrated with IP telephone systems. An ideal solution for businesses requiring several simultaneous mobile calls, or where mobile network use is desirable if the fixed-line connection fails.<\/p>\n<h2>Main features<\/h2>\n<ul>\n<li>4 mobile channels (4 SIM slots) for 4G\/LTE networks<\/li>\n<li>1 \u00d7 10\/100 Mbps Ethernet RJ-45 port for IP network connection<\/li>\n<li>Supported protocols: SIP and IAX2<\/li>\n<li>Audio codec support: G.711 (alaw\/ulaw), G.726, G.729A, GSM, ADPCM, Speex<\/li>\n<li>Web-based configuration interface \u2013 simple installation and administration<\/li>\n<li>Bulk SMS sending and 'SMS \u2192 email' forwarding function<\/li>\n<li>Mobile trunking for high call volumes and as a replacement for fixed-line routes<\/li>\n<\/ul>\n<h2>Detailed technical specifications<\/h2>\n<ul>\n<li>Mobile channels: 4 \u00d7 4G\/LTE (4 SIM slots)<\/li>\n<li>Network port: 1 \u00d7 10\/100 Mbps Ethernet<\/li>\n<li>Protocols: SIP, IAX2<\/li>\n<li>Audio codecs: G.711 (alaw\/ulaw), G.726, G.729A, GSM, ADPCM, Speex<\/li>\n<li>SMS functions: bulk SMS, SMS sending\/receiving, SMS \u2192 email forwarding<\/li>\n<li>Call functions: call routing, call limits, automatic forwarding, call recording option<\/li>\n<li>Monitoring and management: web interface, system logs, configuration backup\/restore<\/li>\n<li>Security and network: NAT handling, VLAN\/QoS, DDNS, firewall settings, OpenVPN support<\/li>\n<li>Operating temperature: 0 \u00b0C \u2013 40 \u00b0C<\/li>\n<li>Dimensions: approx. 213 \u00d7 160 \u00d7 44 mm<\/li>\n<li>Power supply: AC 100\u2013240 V<\/li>\n<\/ul>\n<h2>Fields of application<\/h2>\n<ul>\n<li>Offices with medium or high call volumes where mobile network lines need to be integrated via an IP telephone system<\/li>\n<li>Sites or offices where the fixed line is limited or unreliable \u2013 using the mobile network as a backup or main line<\/li>\n<li>Call centre and campaign systems with mobile call and SMS-based customer communication<\/li>\n<li>Extending IP PBX systems with a mobile trunk to provide greater capacity<\/li>\n<\/ul>\n<h2>Compatibility and notes<\/h2>\n<ul>\n<li>LTE bands and operator compatibility may vary by country \u2013 we recommend checking with your provider before purchase.<\/li>\n<li>The 10\/100 Mbps Ethernet port is sufficient for typical VoIP loads, but this should be taken into account in high-data-traffic environments.<\/li>\n<li>Basic IP networking and VoIP knowledge is recommended for installation.<\/li>\n<li>A reliable antenna and network environment is required to ensure optimal mobile call quality.<\/li>\n<\/ul>\n<h2>Box contents<\/h2>\n<ul>\n<li>Yeastar TG400L unit<\/li>\n<li>Mains adapter<\/li>\n<li>Installation guide<\/li>\n<\/ul>\n<h2>Warranty<\/h2>\n<p>Manufacturer's warranty \u2013 the exact warranty period and conditions apply as specified by the distributor.<\/p>","protected":false},"excerpt":{"rendered":"<p>The Yeastar TG400L is a 4-channel 4G\/LTE VoIP gateway that allows mobile network lines<br \/>\nto be integrated with IP telephone systems. It offers four SIM slots, supports the SIP and IAX2 protocols,<br \/>\nas well as bulk SMS sending and SMS-to-email forwarding. An ideal solution for businesses seeking<br \/>\ncost-effective call handling and a backup communication line.<\/p>","protected":false},"featured_media":6514,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"pwb-brand":[236],"product_brand":[],"product_cat":[229],"product_tag":[],"class_list":["post-6513","product","type-product","status-publish","has-post-thumbnail","pwb-brand-yeastar","product_cat-gsm-atjarok","first","instock","featured","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"brands":[{"id":236,"name":"Yeastar","slug":"yeastar"}],"_links":{"self":[{"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product\/6513","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/comments?post=6513"}],"version-history":[{"count":3,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product\/6513\/revisions"}],"predecessor-version":[{"id":7500,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product\/6513\/revisions\/7500"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/media\/6514"}],"wp:attachment":[{"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/media?parent=6513"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/pwb-brand?post=6513"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product_brand?post=6513"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product_cat?post=6513"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/viptel.hu\/en\/wp-json\/wp\/v2\/product_tag?post=6513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}