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Dual 21 inch

Maybe you are a Dual 21 inch purchasing manager, who are looking for high quality Dual 21 inch, and Seer Audio are a professional manufacturer & supplier that can meet your needs. Not only Dual 21 inch we produced have certificated the international industry standard, but we can also meet your customization needs. We provide online, timely service and you can get professional guidance on Dual 21 inch. Don't hesitate to get in touch with us if you are interested in Dual 21 inch, we won't let you down.
  • SLA-221
    Compact subwoofer system, strict maze design. The use of high-power ultra-low frequency bass, high Q resonator is designed to front and back signal simple load, control the amplitude of the unit at the resonant frequency, effectively inhibit the high-order harmonic output, deep bass, high sound pressure. Low frequencies are purified to reduce system distortion under large dynamics, which is the ideal companion for your sound reinforcement equipment, giving you rock-solid bass sound quality. In addition, the Seer Ultra Low series speaker also has a handle redesigned to conform to human engineering, making transportation extremely convenient, and a strong metal mesh can effectively protect the speaker unit. High quality components and strong construction make the speaker more robust and durable.
Guangzhou Seer Audio CO.,LTD
We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.

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