• 48 telephone FXS ports with both RJ11 and 2 x 50-pin Telco connectors, as well as per port LED • Gigabit Ethernet and a backlit 128x32 graphic display with support for • multiple languages • 4 SIP Server profiles per system and independent SIP account per port • Supported voice/Fax codecs include G.711, G.723.1, G.726A/B, iLBC, T.38 Fax • Advanced carrier grade 128ms-tail-length G.168 line echo cancellation • Over-voltage and over-current protection(ITU-T, K.21) • Support VMWI, NEON LED and stutter tone for message waiting indication • Automated provisioning using TR-069 or AES encrypted XML configuration file, TLS/SRTP/HTTPS for advanced security and privacy protectionRMA-Abwicklung nur mit „Approved-Ticket“ vom Hersteller möglich. Registrierung unter: https://helpdesk.grandstream.com