We have two versions available - RB952Ui-5ac2nD (International) and RB952Ui-5ac2nD-US (USA) RB952Ui-5ac2nD-US (USA) is factory locked for 2412-2462MHz  5150-5250MHz and 5725-5850MHz frequencies This lock can not be removed RB952Ui-5ac2nD (International) supports 2412-2484MHz and 5150MHz - 5875MHz range