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).
Yeastar specializes in the developing and manufacturing IP-PBX products and is committed to the distribution of new generation technology products in the field of enterprises'' communications.