LS-221 is a high-output dual 21-inch subwoofer designed for concerts, festivals, touring productions, nightclubs, and professional rental sound systems.
Engineered to deliver powerful low-frequency impact and exceptional bass extension, the LS-221 provides deep, tight, and controlled low-end performance for demanding sound reinforcement applications. Its robust enclosure design ensures reliable operation in both touring and fixed installation environments.
Key Features
Dual 21-inch professional subwoofer design
Deep and powerful bass reproduction
High SPL output for large venues
Optimized for concert and festival sound systems
Premium birch plywood enclosure
Durable weather-resistant finish
Heavy-duty construction for touring applications
Compatible with professional amplifier systems
Applications
Concert Sound Systems
Outdoor Festivals
Touring Productions
Nightclubs
Live Event Venues
Rental Audio Companies
Large-Scale PA Systems
Specification:
Drivers | 2 × 21" |
Frequency range | 27 – 120 Hz |
Power capacity program / peak | 3600W / 7200W |
Impedance | 2x4 Ohms |
Sensitivity 1 W / 1 m | 99 dB |
SPLmax / 1 m | 143 dB |
Connection | Driver 1: NL4 2±
Driver 2: NL4 1± |
Dimensions (H x W x D) | 606 × 1406 × 900 mm (without castors) [23.86 × 55.35 × 35.43 in] |
Weight | 109 kg [240 lbs] |
Cabinet | Birch plywood with Polyurea coating |
Why Choose LS-221?
The LS-221 is built for audio professionals who demand powerful low-frequency performance, high reliability, and maximum impact. Whether used in touring rigs, festival stages, or permanent installations, it delivers the deep bass and output required for modern professional sound systems.
