The used Anchor Audio BEA2 - U4 Beacon 2 comes with built - in Bluetooth and 2 dual wireless mic receivers. There is damage on the front grill. This battery - powered portable line array sound system has improved wireless and battery performance. It's self - contained and can be set up in just a minute. It's extremely portable and perfect for various occasions. The BEA2 - U4 model features built - in Bluetooth and two dual wireless mic receivers.

Using the Anchor Audio BEA2 - U4 Beacon 2 is easy. First, make sure the battery is charged. Then, turn on the device. You can connect your Bluetooth - enabled devices like your phone or tablet to play music wirelessly. If you want to use the microphones, turn on the dual wireless mic receivers. When setting it up, just place it in the desired location, and it's ready to go. As for the damage on the front grill, it doesn't affect the performance but be careful not to let it get worse. To maintain the battery life, don't overcharge it. When not in use, store it in a dry and cool place. And remember to clean the device regularly to keep it in good condition.