From Amazon
PreSonus Eris Sub 8BT, Subwoofer, Single, 8 Inch, with Bluetooth For Multimedia, Gaming, Studio-Quality Music Production
Inta Audio
PreSonus Eris SUB 8BT Bluetooth Subwoofer - Gen 2
Scan
PreSonus Eris Sub 8BT
GAK
PreSonus Eris Sub 8BT Bluetooth Subwoofer 2nd Gen, Black