30 bass electric subwoofer is a popular audio device because of its attractive design and powerful sound. This is a great choice for those who want to upgrade the quality and aesthetics of their sound system. This speaker line is being sold at a very cheap price at the unit. PTG Audio. Contact us if you need to buy speakers!
1. 30 BKSound SW612-B bass subwoofer
BKSound SW612 – B powered subwoofer was launched in 2021. The product has a modern design, square box shape. The speaker cabinet is made of high-quality plywood, with 2 colors for customers to choose from: wood grain and pure black. The front is a high-quality fabric grille that can be removed for cleaning. The control button system is arranged behind the speaker for easy use.
This powered subwoofer operates at a high capacity of 300W - 600W, providing powerful sound, reproducing sound evenly with a frequency of 28 -150Hz. The speaker also integrates a Class D amplifier circuit, a high-end component system that helps the speaker operate stably, durably, and limits hum and noise.
Sub type | Electric sub |
Integrated amplifier | Class D amplifier circuit |
RMS power | 300w |
Peak Power | 600w |
Impedance | 4 Ohms |
Frequency response | 28-150Hz (+-3db) |
Sensitivity | 91 dB |
the size | 400 x 470 x 405 mm |
Weight | 22.5kg |

2. JBL A30 835 bass electric subwoofer
Mini subwoofer bass 30 JBL A835 is a product of the JBL brand originating from the US. This product is manufactured on an advanced American technological line. This device can operate at a capacity of 250W, with a bass of 30 that produces deep, strong and extremely vibrant bass. On the other hand, the speaker also produces a fairly soft and deep bass. The product is suitable for karaoke systems in singing rooms, watching movies or listening to music.
Incubator operation | 220V / 50Hz |
Bass impedance | 8 ohm |
Bass diameter | 30cm |
Frequency response | 50 - 150Hz |
Wattage | 250w |

3. JBL Pasion 12SP powered subwoofer
JBL Pasion 12SP electric subwoofer stands out with its modern appearance and strong design. The product has dimensions of 396 x 464 x 430 mm and weighs 22.65 kg, suitable for a variety of different spaces. The speaker surface is covered with a high-class, luxurious vinyl paint. The speaker cabinet is designed to be impact resistant, so the internal components are well protected.
The outstanding feature of this product is its outstanding low frequency karaoke adjustment, a JBL trademark. 30 bass electric subwoofer This speaker operates in the frequency range of 30Hz - 300Hz, has a sensitivity of 95dB, and integrates a signal amplifier with low-range sound. Combining these, the sound from the speaker is spread to a large space with easy-to-blend bass, creating excellent sound quality.
Sub type | Electric sub |
Integrated amplifier | Class D |
Bass Speaker | Bass 30cm |
For room use | Karaoke room from 20m to 30m |
Frequency response | 30Hz - 300Hz |

4. Yamaha bass 30 NS-SW1000 Piano Black subwoofer
Yamaha NS-SW30 Piano Black 1000 bass subwoofer is a high-end speaker line of Yamaha. The product has the ability to reproduce high sound with extremely low sound frequencies with effective sound processing. This product is guaranteed to bring satisfaction to users. The shell is made of 36mm thick wood and 25mm thick MDF with bass reflex ability. The device has strong anti-resonance ability, sharp, realistic sound quality, ideal for high-end sound systems.
Sub type | Electric sub |
Integrated amplifier | Class D |
Pha | Have |
Bass Speaker | 30cm |
Speaker bass information | Bass face |
RMS power | 1000w |
Frequency response | 18Hz - 160Hz |
Connection | AV port |
Dimensions (Width x Height x Depth) | 443 x 463 x 522 mm |

5. Martin SPL30 120 bass powered subwoofer
The Martin bass 30 SPL120 subwoofer has an eye-catching design with a scratch-resistant ebony wood shell. The product is equipped with 4 additional shock-absorbing rubber feet, steel mesh pillars and a high-quality radiator grille for an attractive look. The SPL120 has a high-performance class D amplifier, providing the clearest and most optimal sound output. The woofers are placed in a sound-free steel basket, attached to a large magnet motor for high efficiency and low distortion.
Species | Electric sub |
Bass properties | Bass face, 30cm |
RMS power | 300w |
Peak Power | 600w |
Integrated amplifier | Class D |
Frequency response | 24Hz - 125Hz |
Pha | Yes, 0-180 |
Connection | 2 RCA/LFE Line in, WA-2 Wireless Port |
Speaker cover | MDF wood, Ebony Vinyl color |
the size | 374 x 451 x 506 mm |

6. 30 Polk Audio HTS12 bass subwoofer
30 bass electric subwoofer Polk Audio HTS12 is a product from Polk Audio, a prestigious American audio brand. HTS12 has an easy-to-use controller and can connect to other audio devices via Line and LFE ports.
The outstanding features of HTS12 come from both the design and features of the device. The product has a compact, luxurious, modern, and liberal design, suitable for a variety of spaces. The product is also a combination of 12-inch bass technology and Dynamic Balance for perfect, powerful sound quality. In particular, the device has a removable grille to prevent the speaker from overheating and operate stably.
Door Design | HTS12 |
Species | Subwoofer |
Frequency response | 22Hz-180Hz |
Wattage | 200W (RMS), 400W (peak) |
Amplifier | Class D |
LFE | Have |
line in | Have |
Electricity supply | 220V |

The 30 subwoofer products are being distributed by Phuc Truong Audio - a leading unit in the field of audio equipment. When purchasing products from our unit, customers will enjoy the following benefits:
- Get advice from our team of experienced staff and technicians.
- Free delivery within 30km radius and free home installation.
- When buying a Sansui amplifier, your product will be warranted for 1 - 3 years.
- Products can be returned within 15 days if the product is defective due to the supplier.
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