3.1 Subwoofer

Ampex A8101 3.1-channel Multimedia Speaker System, 40,000W (PMPO), with Bluetooth, USB, SD card, AUX, and FM tuner support, Remote control

Ampex A20 3.1-channel X-Bass Home Theatre System, 12,000W (PMPO), AC/DC Input , with Bluetooth, USB, SD card, AUX, and FM tuner support, Remote control

Golden 3.1 GoldenTech Woofer – GT9008

Ampex A8101 3.1-channel Multimedia Speaker System, 40,000W (PMPO), with Bluetooth, USB, SD card, AUX, and FM tuner support, Remote control

offers from

Ampex 3.1CH Roaring Sub Woofer System BT/USB/SD/FM