Specification:
1. 32 Sim cards channel
2. Quad band
3. Auto IMEI changeable
4. Support SIM Bank
5. VoIP SIP&H323
6. Remote Access 
7. Optional SMS termination
8. Auto Balance and Recharge


Key Features:
● Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
● Single or Multiple Server Registrations
● Two 10/100 Ethernet for WAN / LAN connections
● GSM module for making GSM calls
● Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
● VLAN and QoS support
● NAT Transversal and Router functions
● Voice prompts, HTTP Web, Auto Provision support for configuration and updates
● Highly stable embedded Linux operating system in high performance ARM 9 Processor

Enhanced Features
● Dynamic selection of codec
● Advanced jitter buffer
● Automatic traversal of NAT and firewall
● VLAN / Qos
● Router
● Echo cancellation for Speakerphone
● Comfort noise generation (CNG)
● Voice activity detection (VAD)
● Auto provisioning (requires auto provisioning server)
● On line firmware upgrade
● Multi-language support: English and Chinese

Our Goip Gateway Series Model:

GoIP 1 (1 channel), GoIP 4 (4 channels), GoIP 8 (8 channels), GoIP 16 (four channels), GoIP 32 (32 channels)

NEW GOIP 16 (16/64 sim card slots)

Product series:

GOIP Gateway:call terminal

WCDMA/CDMA VoIP Gateway

GSM Modem:bulk sms

IP Phone

FXS/FXO Gateway

Sim bank:avoid sim card blocked

voice recorder:record phone voice 

Any question or need are welcome to us!

We will promptly reply you!