Speaker SB Acoustics SB12PACR25-4 , impedance 4 ohm, 4 inch
M&K Sound® | Official Site - The Choice of Professionals®
Amazon.com: SOUNDBOKS 3, Black: Loudest Portable Bluetooth 5.0 Performance Speaker | Designed in Denmark, 40 Hrs of Battery and Thunderous Bass Power The Party, 126 dB, Wireless, Swappable Battery, Pairable : Electronics
Jamo Active Active Powered Down Firing Subwoofer Box A 3SUB.3 Made In Denmark | Reverb