Grandstream GXW4504 Digital VoIP Gateway featured Thunderbolt 3 standard

Thunderbolt 3 standard

0 to Gigabit Ethernet Network Adapter (UE300) is the Fastest USB 3

over-heat and over current protection Provides stable output voltage

Media Converters to provide high speed and stability

It also works with non-PoE wired devices

Grandstream GXW4504 Digital VoIP Gateway featured Thunderbolt 3 standardGrandstream GXW4504 Digital VoIP Gateway with TLS and SRTP security encryption technology to protect calls and accounts, Software configurable E1 T1 J1 port and supports PRI, SS7 and MFC R2, Dual Gigabit network ports with a configurable integrated NAT router, Supports up to 120 concurrent calls, multi language voice prompts and T. 38 fax