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).
nexVortex is an Internet Telephony Service Provider. We specialize in delivering high quality Voice over IP communication services to small and medium sized businesses using SIP Trunking.