TOP PRO SRX728 Passive Dual High Power Subwoofer 18 inch

TOP PRO SRX728 Passive Dual High Power Subwoofer 18-inch

The TOP PRO SRX728 Passive Dual High Power Subwoofer 18-Inch is built for audio professionals who demand high SPL output, deep low-frequency response, and stage-ready durability. Featuring two 18-inch drivers in a rugged enclosure, this sub delivers powerful, punchy bass ideal for large-scale events, nightclubs, concert stages, and touring rigs.

Designed for integration with any professional PA system, it supports passive bi-amp or full-range wiring configurations, making it a versatile choice for sound engineers and rental setups.

Key Features:

• Dual 18-inch drivers for maximum bass output

• Heavy-duty passive design – ideal for live sound, DJ setups, and clubs

• Reinforced wooden cabinet with protective metal grille

• Compatible with most professional amplifiers and crossover systems

• Built-in handles and wheels for easy transport and stage deployment

Frequently Asked Questions:

Is this subwoofer active or passive?
It’s a SRX728 Passive Dual High Power Subwoofer, requiring a separate power amplifier to operate.

Can it be used with a standard PA system?
Yes. It’s compatible with most professional amps and DSPs for crossover tuning.

Is it suitable for outdoor use?
Yes, when paired with proper weather protection or under covered setups, it’s great for outdoor concerts and large events.

Does it include a crossover or DSP?
No. You’ll need to connect it to an external crossover or digital speaker processor for optimal performance.