Supports 12V / 24V / 220V. 220V 50W Car AccessoryBT HiFi Bass Audio USB TF MP3 FM. With three types of modes:BT mode, radio mode and audio input mode. 1 220V Power Cable. Connect to the speaker and power adapter, you'll see this guide "BT is ready to connect", then turn on your phone'sBT feature and connect to the BT-033.
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