KA-X728

KA-X728 Dual 18" Passive Subwoofer Brief Summary
Key Advantages
1. Powerful Deep Bass Performance
Dual 18" neodymium drivers; 1600W continuous / 6400W peak power, 136dB peak SPL, 27Hz–220Hz wide frequency range for thick, impactful low-end sound. Dual connection modes (4Ω parallel / separate 8Ω per driver) for flexible amp matching.
2. Flexible Passive Wiring Design
Supports parallel or discrete driver wiring, compatible with all standard professional power amplifiers to adapt to diverse system setups.
3. Ultra-Sturdy Cabinet
18mm 13-ply birch plywood with scratch-proof polyurea coating, rigid enclosure minimizes cabinet resonance, durable for frequent touring and permanent venue installation.

Application Scenarios
Large music festivals, stadium live shows, big clubs, indoor arenas and banquet halls. It pairs perfectly with series line arrays to supply full low-frequency reinforcement for massive audience zones.