BEHRINGER B1800XP - subwoofer attivo con amplificatore da 3000 watt in classe D e speaker turbosound da 18" : Amazon.it: Strumenti Musicali
SUBWOOFER AMPLIFICATO AUTO 400w 26cm (10") COFANO SUB CAR BLUETOOTH BAZOOKA BAZUKA ATTIVO CASA (ibrido) : Amazon.it: Elettronica
Amazon.com: JBL BassPro SL2 Active Underseat Car Subwoofer with Built in Amplifier - Under Seat 8'' Subwoofer Car with 125 Watt Power Amplifier : Electronics