passive subwoofer

基本解释

The MX-F18B is a passive, single 18" folded horn subwoofer in a surprisingly portable and easily moveable enclosure."
的MX - F18B是被動的，單18“折曡在驚人的便攜和可移動的外殼很容易重低音喇叭。
The EVP-18 SUB is a passive bass reflex subwoofer in a lightweight and compact rectangular enclosure designed for use in portable live sound reinforcement and mobile DJ applications.
的執行副縂裁，18分是一個被動低音這款小巧輕便的矩形適用於便攜式現場擴音和移動的DJ應用設計的封閉反射低音砲。
The EVP-15 SUB is a passive bass reflex subwoofer in a lightweight and compact rectangular enclosure designed for use in portable live sound reinforcement and mobile DJ applications.
的執行副縂裁，15分是一個被動低音這款小巧輕便的矩形適用於便攜式現場擴音和移動的DJ應用設計的封閉反射低音砲。

The boomBOTTLE's incredible bass comes from the large passive subwoofer that is housed in a tuned and ported enclosure for optimum performance.
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The integrated passive subwoofer features a ported enclosure for enhance bass performance. boomBOTTLE's built-in rechargeable lithium-ion battery provides up to 10 hours of continuous playback on a single charge.
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The long-throw 4-inch subwoofer and passive radiator are specifically designed for punchy bass reproduction.
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