{"product_id":"fanvil-ga100-4-4-port-fxs-voip-gateway","title":"Fanvil GA100-4 4-Port FXS VoIP Gateway – 4 Concurrent Calls \u0026 Dual 10\/100 Ethernet for Analog Phones, Fax \u0026 POS to SIP VoIP Migration","description":"\u003cp\u003e\u003cstrong\u003eNeed to keep using your existing analog phones, fax machines, or POS terminals while moving to a modern SIP VoIP system?\u003c\/strong\u003e The Fanvil GA100-4 makes that transition effortless. With four FXS ports and support for four concurrent calls, it lets small businesses and branch offices connect legacy equipment directly to any SIP-based PBX or cloud platform—without ripping out wires or buying new phones. Compact, stable, and packed with practical features like polarity reversal and hardware echo cancellation, it delivers crystal-clear calls and reliable fax transmission every single day.\u003c\/p\u003e\n\u003ch2\u003eThe Telecom Spot Take\u003c\/h2\u003e\n\u003cp\u003eThe GA100-4 is the no-fuss bridge between old-school analog gear and today’s VoIP networks. It’s built specifically for scenarios where you still need fax machines in accounting, analog phones at reception desks, or POS terminals in retail—yet you want the cost savings and flexibility of SIP trunks. With dual 10\/100 Ethernet ports and easy web-based management, setup takes minutes instead of hours. Our customers love how it eliminates the need to replace perfectly good analog devices while unlocking advanced call features like three-way conferencing and call transfer. If you’re running a branch office, small call center, or hybrid setup, this gateway gives you rock-solid performance at a price that makes perfect business sense.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour FXS ports\u003c\/strong\u003e let you connect four analog phones, fax machines, or POS terminals at once—ideal for small offices that still rely on legacy equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour concurrent calls\u003c\/strong\u003e mean everyone can talk (or fax) simultaneously without busy signals or dropped connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 10\/100 Mbps Ethernet ports\u003c\/strong\u003e provide flexible networking and redundancy options for reliable uptime in busy environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware echo cancellation (AEC)\u003c\/strong\u003e ensures crystal-clear voice quality even on challenging lines—your customers and staff will notice the difference immediately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolarity reversal support\u003c\/strong\u003e on FXS ports improves compatibility with older fax machines and billing systems for smoother, more reliable transmissions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSIP\/IMS and VPN client support\u003c\/strong\u003e plus IPv4\/IPv6 and SRTP security keeps your calls protected and works with virtually any hosted PBX or on-premise system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy management\u003c\/strong\u003e through web GUI, auto-provisioning, TR-069, SNMP, and syslog—perfect for IT teams who need quick configuration and remote monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and tough\u003c\/strong\u003e design with lightning protection (Level 4) and a reset button that restores factory settings in seconds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFXS Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 × RJ11 FXS ports (supports polarity reversal, group\/round-robin ringing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConcurrent Calls\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 simultaneous calls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEthernet Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 × 10\/100 Mbps (Fast Ethernet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUSB Port\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Mini USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocols\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSIP\/IMS, VPN client, IPv4\/IPv6, firewall, SRTP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCodecs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eG.711a\/u, G.723, G.729A\/B, iLBC, AMR; DTMF in-band\/out-band\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCall Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCaller ID (FSK\/DTMF), call transfer, call waiting, call forward, DND, 3-way conference, auto-dial, hook flash, fax passthrough\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManagement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWeb GUI, TR-069, SNMP, auto provisioning, syslog, firmware upgrade, multi-language (including English)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDimensions: 140 × 30 × 100 mm; Weight: 0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower \u0026amp; Environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLightning protection (Level 4); Operating temperature: 0–45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat exactly is an FXS VoIP gateway?\u003c\/h3\u003e\n\u003cp\u003eAn FXS port provides the dial tone and ring voltage that traditional analog phones and fax machines expect. The GA100-4 turns those analog signals into SIP VoIP so you can use your existing devices on any modern phone system.\u003c\/p\u003e\n\u003ch3\u003eHow many phones or faxes can I connect at the same time?\u003c\/h3\u003e\n\u003cp\u003eYou can connect up to four analog devices and support four simultaneous calls or fax sessions—plenty for most small offices, reception areas, or retail counters.\u003c\/p\u003e\n\u003ch3\u003eDoes it support fax machines?\u003c\/h3\u003e\n\u003cp\u003eYes—full fax passthrough with polarity reversal ensures reliable transmissions even on older equipment.\u003c\/p\u003e\n\u003ch3\u003eIs it easy to set up with my existing PBX or cloud provider?\u003c\/h3\u003e\n\u003cp\u003eIt works with any standard SIP platform, offers web-based configuration, and supports auto-provisioning so IT teams can deploy it quickly.\u003c\/p\u003e\n\u003ch3\u003eWhat kind of network does it need?\u003c\/h3\u003e\n\u003cp\u003eJust a standard Ethernet connection—dual 10\/100 ports give you flexibility and backup options without needing expensive switches.\u003c\/p\u003e\n\u003ch3\u003eWill it work in my small office or branch location?\u003c\/h3\u003e\n\u003cp\u003eYes! Its compact size, low power use, and lightning protection make it perfect for desks, wiring closets, or remote sites where space and reliability matter.\u003c\/p\u003e","brand":"Fanvil","offers":[{"title":"Default Title","offer_id":46788362174601,"sku":"GA100-4","price":84.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0338\/6245\/1337\/files\/fanvil-ga100-4-4-port-fxs-voip-gateway-4-concurrent-calls-dual-10100-ethernet-for-analog-phones-fax-pos-to-sip-voip-migrationga100-4-4166758.png?v=1779434296","url":"https:\/\/www.thetelecomspot.com\/products\/fanvil-ga100-4-4-port-fxs-voip-gateway","provider":"The Telecom Spot","version":"1.0","type":"link"}