The Professional Active Line Array Speaker System is designed for demanding applications that require exceptional sound quality and amplification performance. Whether in large conference rooms, outdoor performance venues, or school auditoriums, it delivers powerful and crystal-clear audio with ease.

Model | DSP1280 |
Frequency Response | 35Hz-20KHz(±3dB) 1watt@1m |
Sensitivity | Full-Range Speaker: 96dB Subwoofer: 95dB Whole System: 98.7dB |
Max.SPL | Full-Range Speaker: 125dB Subwoofer: 124dB Whole System: 130.74dB |
Nominal Impedance | 4 Ohm |
Nominal Power | 800W Full-range Speaker, 800W Subwoofer |
Peak Power | 3200W |
Dispersion H x V | 140° Horizontal * 25° Vertical |
Crossover Point | Active 150Hz, Built-in Mid and High-frequency Drivers: 1.2KHz |
HF drivers | 2 ×1.75” HF drivers (44-turn voice coil tweeter) |
MF drivers | 6 × 5.5" Midrange drivers (35mm voice coil) |
SUB drivers | 2 × 12" Subwoofers (75mm voice coil) |
Active Power Amplifier | 2×1200W |
Paint | Polyurea Waterproof and Scratch-resistant Paint |
Product Dimensions | Upper Column Speaker: 700H × 150W × 190D (mm) |
Lower Column Speaker: 650H × 150W × 170D (mm) | |
Subwoofer: 860H × 340W × 350D (mm) | |
Net Weight | Upper Column Speaker: 14kg |
Lower Column Speaker: 11kg | |
Subwoofer: 32kg |
LA1428A Line Array Full Frequency LoudspeakerSeptember 21, 2018The LA1428A array speaker is a compact full-frequency speaker equipped with two 8-inch, 50mm voice coils and a high-performance 1.75-inch wavefront converter. It delivers a clear sound with plump mid-...view
LA-4240B LA-150SUB Portable Line Array Speaker SystemMarch 18, 2025The LA-4240B is a compact linear array speaker designed for both speech and music, featuring four 4” full-range drivers. Complementing it, the LA-150SUB is an active subwoofer with a high-power 15” ...view
LA1422A 500W Active Array Full Range Speaker (1 PCS)September 21, 2018The LA1422A active array full range speaker features a professional 10-inch woofer with a 65mm voice coil, paired with two 1.75-inch tweeters loaded with a high-efficiency wavefront converter. It deli...viewwe will contact you within 24 hours.
Talk about the ArrayApril 25, 2019Vertical array speakers are new speakers? Don't be misled, everyone. Line Array's idea has been around for a long time, and this kind of math comes from astronomical computation of stars. It's just a ...view
Active Wall Speakers: Revolutionizing Audio Integration in Your SpaceSeptember 22, 2023In the world of audio technology, innovation knows no bounds. One such innovation that's making waves in the realm of sound is the advent of active wall speakers. These sleek, space-saving devices...view