2025 Guangzhou DSPPA Audio Co., Ltd.
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2025 Guangzhou DSPPA Audio Co., Ltd.
2025 Guangzhou DSPPA Audio Co., Ltd.
2025 Guangzhou DSPPA Audio Co., Ltd.

Professional Line Array Speaker System LA-4240B LA-150SUB

  • 4×4" full-range speaker units for high clarity and balanced sound reproduction across a wide frequency range.

  • 15" woofer unit in the subwoofer for powerful low-frequency output, enhancing bass performance.

  • Telescoping support pole with cable for easy adjustment and flexibility during setup, ensuring ideal sound projection.

  • Full-Range Speaker with Aluminum Alloy Enclosure and waterproof sound mesh for durability.

  • Detachable full-range speakers that can be conveniently stored inside the bass reflex port of the subwoofer for compact storage and transport.

  • Equipped with four 4-inch silent wheels with brakes, ensuring easy mobility and stability during setup and use.

  • The system is suitable for both mobile and fixed installations, such as banquet halls, conference rooms, and outdoor venues.

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DETAILS
SPECS

The LA-4240B is a compact linear array speaker featuring four 4” full-range drivers, designed for both voice and music applications. The LA-150SUB, an active subwoofer with advanced digital signal processing, is equipped with a powerful 15” woofer and a high-power amplifier module, ensuring exceptional output and reliable audio performance.

For added convenience, the full-range speakers can be detached and stored inside the bass reflex port of the subwoofer, making the system even more portable and compact.

When paired together, two LA-4240B speakers and one LA-150SUB subwoofer deliver a clear, vibrant sound with deep bass, offering easy installation and a high sound pressure level that surpasses similar products. The system’s impressive outdoor projection range makes it ideal for various venues, including churches, museums, live sound events, train stations, airports, sports facilities, legislative buildings, conference rooms, lecture halls, shopping malls, and A/V demo halls.


Specifications of Professional Line Array Speaker System LA-4240B LA-150SUB


Model

LA-4240B

Speaker Unit

4 × 4" Full-range Drivers

Rated Power

280W @ 8Ω / 800W (peak)

Frequency Range

100Hz-20kHz

Sensitivity(1W/1m)

98dB

SPL

120dB (Continuous), 130dB (Peak)

Nominal Impedance

Nominal Coverage Angle (H × V)

120° × 80°

Crossover Frequency

120Hz

Connectors

Two Neutrik NL4 Sockets (1-/1+)

Enclosure Material

Aluminum Alloy

Product Dimension(W×H×D)

125 × 500 × 138mm

Product Weight

7.2kg


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