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).
Our telephone systems embrace the latest feature-rich power of internet telephony voice-over-IP technology with the carrier-grade resilience that our customers demand, allowing cheaper calls to most international destinations.