SmartNode 4630 is a multiport ISDN BRI device from SmartNode VoIP family. It is available with 3 or 5 BRI/So port configurations, what is perfectly suitable for small and medium sized enterprises, looking for an inexpensive way to get connected to VoIP telephony services or to connect several remote offices in one network.
Provide wholesale international callback service in China for voip service providers and call shops. We offer competitive price and billing system to our wholeseller. We are using SS7 PSTN line and no connection fee to customers.