The GSM/CDMA VoIP Gateway is a multi-functional product used to effectively implement the smooth transition between PLMN (GSM/CDMA) and VoIP network. The GSM/CDMA VoIP gateway is designed for comfort, ease-of-use to satisfied necessary of customers. It is not only inherits tradition of quality voice communication over IP network but reduce the...

The 8channel 32SIM GSM Gateway VJ-0832Gincludes 8 individual GSM channels and each channel with 4 SIM slots, which can be rotated by the time minutes by each SIM.  VJ-0832G can supply a standard sound phone in the area of the GSM Cell Network Covered. The interface board of VJ-0832G also supplies a clear bond between standard Phone or a...

SIP, MGCP protocols optional 1 / 2 / 4 / 8 / 16 ports optional FXO / FXS ports optional Flexible dial plan & Number manipulation Both central and standalone remote management Proven integration with leading Softswitch and SIP Servers High performance-price-ratio VoIP applications    Features and Benefits: Multiple...

Features: ²        Frequency: GSM900MHz/1800MHz , 850/1900MHz ²        Support reverse polarity ²        Can connect to PBX ²        Support fax Main...

Network Features 1 RJ-45 auto-sensing 10/100Mbps, Bridge Mode Support PPPoE for xDSL Support DHCP Client on WAN Support VLAN (optional: voice vlan/data vlan) QoS with DiffServ Support DMZ Support DNS Relay, SNTP Client, Firewall Support QoS for the Second Layer（802.1p） SIP RFC3261, RFC2543 ICMP, ARP, RARP, SNTP SDP TFTP...

VJ-08G GSM Fixed Wireless Terminal is wireless equipment which base on wireless module SIM340 or Q2403, it communicates clearly and has no noise, with insider backup battery and is convenient and durable. The design of the VJ-08G GSM FWT is to supply a standard sound phone in the area of the GSM Cell Network covering. The interface board of...

The GSM/CDMA VoIP Gateway is a multi-functional product used to effectively implement the smooth transition between PLMN (GSM/CDMA) and VoIP network. The GSM/CDMA VoIP gateway is designed for comfort, ease-of-use to satisfied necessary of customers. It is not only inherits tradition of quality voice communication over IP network but reduce the...

VJ-16GV is a 16 channels VoIP GSM Gateway for call termination (VoIP to GSM and GSM to VoIP). It is SIP based and compatible with Asterisk. It can enable to make 16 Calles simultaneously from IP phone to GSM network and GSM network to IP phone. Main Features: · Support H.323, SIP (RFC3261) compliance · Network frequency: Quad...

Quad Band GSM 850/900/1800/1900Mhz 1SIM, 1tel, 1PSTN port Least Cost Routing With LCD display Rx Sensitivity -107dBm Description: VJ-01GPis a FWT (Fixed Wireless Terminal) designed to provide better wireless connectivity between POTS (plain old telephone set) / PABX and existing 850/900/1800/1900MHz GSM network with high sensitivity to...

Features: 1.         Based on GSM 900/1800MHz or 850/1900MHz. 2.         Support reverse polarity 3.         Can connect to PBX. 4.         With PSTN port (optional)   Main...