The AudioCodes MediaPack 5xx series of analog VoIP gateways provide service providers and enterprises with superior voice technology for connecting legacy telephones, fax machines and PBX systems with IP telephony networks, IP-PBX systems and unified communications solutions. MediaPack 5xx gateways offer comprehensive SIP interoperability with leading vendors, delivering secure and reliable communications for enterprises and branch office locations. The MediaPack 5xx series is compatible with the Microsoft SIP Gateway to enable the direct integration of analog devices with Microsoft Teams Phone. Comprehensive interoperability Proven interoperability with SIP trunks, SIP platforms and IP cloud services Superior voice quality Advanced capabilities for optimizing and monitoring voice service quality Enhanced capabilities Includes MWI, long haul, metering tones generation and caller ID All-in-one option Option to add data routing capabilities within the same device High resiliency Standalone survivability (SAS) and fallback to PSTN for E911 (emergency number PSTN breakthrough) or upon network/power failure