Grandstream GXW4216 16-Port FXS VoIP Gateway - V2

The GXW4200 series includes 16/24/32/48 FXS ports, a Gigabit network port and features broad interoperability with most service providers, soft-switches and SIP-based environments. 

Grandstream GXW4216 16-Port FXS VoIP Gateway - V2 Features & Specifications:

• 16 FXS, 1 GigE, near HD quality audio
• A single 10/100/1000Mbps auto-sensing RJ45 port
• TLS and SRTP security with AES encryption technology to protect calls and accounts
• Automated provisioning options include TR-069 and XML config files
• Supports simultaneous 3-way voice conferencing per port
• Failover SIP server feature automatically switches to secondary server if main server loses connection
• Supports simultaneous T.38 or pass-through fax-over-IP per port
• Supports a wide range of caller ID formats
• Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning
• Supports advanced telephony features, including call transfer, call forward, call-waiting, do not disturb, message waiting indication, multilanguage prompts, flexible dial plan, and more
• Supports secure cloud provisioning using Grandstream Device Management Service (GDMS) pending
• Supports 16KHz wide-band voice sampling rate and wide-band codecs such as Opus and G.722
• Secure boot, unique certificate and random default password per device, dual firmware images