An RF device includes a support structure. A Connection Integrity Preservation algorithm, which runs on top of the NLB algorithm in the Radio Network ControllerBase Station Controller, minimizes the risk of degrading network performance due to NLB offload decisions. When a gaming chip is identified in one betting region, the betting apparatus determines that the gaming chip is placed on a center position of the betting region. The switch is configured to switch an operation state of the carrier between an ON state and an OFF state of a transmission of the drive power from the power unit to the carrier.