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).
Coolwave Communications BV
Coolwave Communications BV is a Netherlands-based telecom operator serving the rapidly growing market for voice,voice-mobile, VOIP, internet, data and fiber services.
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