Model | LA1428SA |
Unit Structure | 18" woofer ×1 |
Frequency Response | 40 Hz – 250 Hz |
Speaker Sensitivity (converted to 1m, 1W) | 99±2dB |
MAX. SPL. | 127±2dB |
Active Signal Input Impedance | 20 kΩ |
Amplifier Output Power | 1200W |
Amplifier Input Sensitivity | 0.775V |
Amplifier Distortion | <0.05% |
Working Voltage | AC220V~50/60Hz |
Color | Black |
Dimensions | 642mm×620mm×489mm |
Weight | 49kg |
LA-4240+LA-15SUB Multipurpose Portable Column Array Speaker SystemDecember 7, 2023The LA-4240 is a compact linear sound speaker with 4.5” full range speaker unit, designed for voice and music applications, while the LA-15SUB is an active subwoofer with digital signal processing, w...view
LA1531T Ultra Thin Line Array LoudspeakerNovember 29, 2016view
PL206S Passive Line Array SubwooferMarch 27, 2026The PL206S is a high-output subwoofer developed to enhance line array systems, delivering powerful and well-defined low frequencies across a range of 50 Hz to 300 Hz.It features a 15-inch long-excursi...viewwe will contact you within 24 hours.
Intelligent Paperless Multimedia Conference System SolutionSeptember 2, 2022The boardroom is one of those places where great things happen. The paperless conference system is a paperless conference interactive system based on the Internet, modern communication technology, aud...view
Brief Introduction of Public Broadcasting SystemMarch 29, 2019Because of the limited sound energy produced by natural sound sources (such as voice speech, singing, musical instrument playing, sound reproduction, etc.), the sound pressure level decreases with the...view