2N BlueTower is the optimal solution for medium-sized companies with a high frequency of calls to mobile networks. This is a GSM / UMTS gateway, which can significantly reduce the cost of telephone calls. Its efficient router is able to find the cheapest connection route and will always use the most favorable direction (SIM-card).
IVON NETWORKS LIMITED is one of the best VoIP (Voice over Internet Protocol) Service Provider focusing in Internet Telephony Solutions for businesses, VoIP reseller programs and VoIP carrier services.