600W 10" Car Subwoofer Active Bass Box Audio Sub Speaker Amplifier Underseat UK. 8" 800W Active Underseat Car Bass Box Audio Subwoofer Sub Speaker Amplifier UK. 1200W Active Underseat Car Bass Box Audio Subwoofer Sub Speaker Amplifier.
eBay
High Power Bluetooth Speaker Karaoke Portable 360 Stereo Surround Waterproof Wireless Subwoofer with Dual Microphone Boom box
Aliexpress UK
The sturdily constructed MDF housings are covered with high-quality black carpet and blend harmoniously and discreetly into any vehicle interior. If standard subwoofer boxes are too big and bulky for you or if you don't have enough space in the spare wheel well, you'll now find what you're looking for in the Musway range with the new MF210Q2 downfire boxes, which are only 15 cm high.
eBay
HM11 Portable Bluetooth Speaker Wireless Bass Subwoofer Outdoor For Car Stereo Loudspeaker Mini Retro Music Box for Ios/android
Aliexpress UK
Max Output Power: 600w / RMS: 90W. 1 x Active Subwoofer. 1 x Subwoofer High Level Input Line. Bass Boost: 0to+18db. Low Level Input Sensitivity: 300mV. High level Input Sensitivity: 0.9v. 1 x Audio Line.
eBay
Classic Car Shaped Speaker Wireless Bluetooth Super Bass with Subwoofer TF Card FM Radio AUX Handsfree TWS Function Sound Box
Aliexpress UK
They have been designed to combine the amplifier, subwoofer, and enclosure all into one fantastic product. This makes installation neater and easier as well as produces a great sound. A totally unique design that maximises bass output without taking up much space!
eBay
PULSE 5 Family K Song Bluetooth Speaker Portable Column RGB Atmosphere Lamp Audio Boombox Outdoor Waterproof Subwoofer With Mic
Aliexpress UK
12" HEIGHT. I only use parcelforce for UK orders.
eBay
High Power Karaoke Bluetooth Speaker with Dual Microphone Boombox Portable 360 Stereo Surround Waterproof Wireless Subwoofer
Aliexpress UK
WOOFER CUT OUTS: 9.35". Box Tuning : 35 HZ. Speaker Wires NOT INCLUDED. Length: 18". WOOD TYPE: High Quality MDF MADE IN USA. Air Space Per Sub : 2 CF.
eBay
High Power Karaoke Bluetooth Speaker with Dual Microphone Boombox Portable 360 Stereo Surround Waterproof Wireless Subwoofer
Aliexpress UK
600W 10" Car Subwoofer Active Bass Box Audio Sub Speaker Amplifier Underseat UK. 1200W Active Underseat Car Bass Box Audio Subwoofer Sub Speaker Amplifier. 8" 800W Active Underseat Car Bass Box Audio Subwoofer Sub Speaker Amplifier UK.
eBay
Portable Subwoofer Bluetooth Speakers Outdoor Stereo Surround Waterproof Loudspeaker Wireless Sound Box Support FM Radio TF Card
Aliexpress UK
In Phase USW10 300W Ultra Compact Active Underseat Subwoofer .
eBay
Carpbaba XTREME3R Portable Waterproof Power Bluetooth Speaker Wireless Subwoofer 360 Stereo Surround TWS FM Boom Box
Aliexpress UK