{"product_id":"audiocodes-mediapack-mp504-2s-sip","title":"AudioCodes MediaPack MP504\/2S\/SIP Analog VoIP Gateway – 2 FXS Ports (Upgradable to 4) SIP for Legacy Phones, Faxes \u0026 PBX to VoIP","description":"\u003cp dir=\"auto\"\u003eIf your small office or branch still relies on analog phones, fax machines, or an older PBX but you’re ready to move to modern SIP-based VoIP, the AudioCodes MediaPack MP504\/2S\/SIP gives you the perfect, low-cost bridge. It starts with two FXS ports you can easily upgrade to four through software—no new hardware needed—so you get exactly the analog lines you need today and room to grow tomorrow. Plug in your existing phones or fax, connect to your SIP trunk or IP-PBX, and you’re up and running with crystal-clear calls and reliable faxing.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003ePlease note: \u003c\/strong\u003eDirect Routing Teams Integrations, high level features, and access to Audiocodes support may require an additional license or support contract.\u003c\/p\u003e\n\u003ch2 dir=\"auto\"\u003eKey Features\u003c\/h2\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e2 FXS analog ports (software upgradable to 4 FXS) with loop-start signaling for direct connection of analog phones, fax machines, and PBX trunks\u003c\/li\u003e\n\u003cli\u003eComprehensive SIP interoperability with leading platforms including Microsoft Teams SIP Gateway, Zoom, Cisco BroadSoft, and major SIP trunks\u003c\/li\u003e\n\u003cli\u003eSuperior voice quality with G.711, G.729A, G.723.1, G.722 codecs, advanced echo cancellation (G.165\/G.168), dynamic jitter buffer, and silence suppression\u003c\/li\u003e\n\u003cli\u003eT.38 real-time fax compliant with automatic fallback to PCM for maximum reliability\u003c\/li\u003e\n\u003cli\u003e3-way conference calling with local mixing, Message Waiting Indication (MWI), Caller ID, polarity reversal, and metering tones\u003c\/li\u003e\n\u003cli\u003eGigabit Ethernet WAN + LAN ports with IPv6, VLAN tagging, QoS, and optional data routing \/ firewall capabilities\u003c\/li\u003e\n\u003cli\u003eZero-touch provisioning, web management, SNMP, SSH, and full support for AudioCodes One Voice Operation Center\u003c\/li\u003e\n\u003cli\u003eStandalone survivability for branch continuity during WAN outages\u003c\/li\u003e\n\u003cli\u003eCompact, fanless design — desktop, wall-mount, or rack-mount ready\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 dir=\"auto\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eTelephony Interfaces\u003c\/strong\u003e: 2 × FXS (RJ-11), loop-start; software upgradable to 4 FXS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Interfaces\u003c\/strong\u003e: 1 × 10\/100\/1000Base-T WAN (RJ-45), 1 × 10\/100\/1000Base-T LAN (RJ-45)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice Coders\u003c\/strong\u003e: G.711, G.723.1, G.729A, G.722\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFax\u003c\/strong\u003e: T.38 compliant (real-time), automatic bypass to PCM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEcho Cancellation\u003c\/strong\u003e: G.165 \u0026amp; G.168, 64\/32\/128 ms tail length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDTMF\u003c\/strong\u003e: In-band, out-of-band (RFC 2833, SIP INFO\/NOTIFY)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignaling\u003c\/strong\u003e: SIP over UDP, TCP, TLS; IPv6 supported\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManagement\u003c\/strong\u003e: Embedded web server, SNMP v2\/v3, SSH, Telnet, TR-069\/TR-098\/TR-181\/TR-104, zero-touch provisioning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: External 100–240 VAC \/ 50–60 Hz adapter, 12 V \/ 3 A output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (H × W × D)\u003c\/strong\u003e: 51 × 296 × 160 mm (2 × 11.65 × 6.3 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 670 g (1.5 lb)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Desktop, wall mount, rack mount (optional shelf)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 5° to 40°C (41° to 104°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance\u003c\/strong\u003e: ITU-T K.21 surge protection, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSee \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0338\/6245\/1337\/files\/mediapack-5xx-mp-5xx-series-analog-voip-gateways-datasheet.pdf?v=1722275741\"\u003eAudiocodes MP-5xx datasheet\u003c\/a\u003e for more information.\u003c\/p\u003e","brand":"AudioCodes","offers":[{"title":"Default Title","offer_id":42859139465353,"sku":"MP504\/2S\/SIP","price":341.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0338\/6245\/1337\/files\/audiocodes-mediapack-mp5044ssip-4-fxs-analog-voip-gateway-sip-trunking-for-legacy-phones-faxes-pbx-in-small-offices-branchesmp5044ssip-1626468.jpg?v=1776656287","url":"https:\/\/www.thetelecomspot.com\/products\/audiocodes-mediapack-mp504-2s-sip","provider":"The Telecom Spot","version":"1.0","type":"link"}