what is an active subwoofer

Bluetooth Speaker 10 Watts Waterproof Wireless Bluetooth Speaker Features Allowed to link 2 enabled speakers for a wireless surround ...

... , 10 Inch Mosfet Slim 300W 10" slim PWM MOSFET POWER SUPPLY CLASS A/B Technology 1 Channel High Performance P...

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... Line Array Speaker Box, Dual 18inch loaded Dual 18 in Loaded 4 Ohm 1600 W For Outdoor and Concert (SW-218) Dua...

18inch Active Subwoofer Wooden Speaker Box, Speaker Cabinet Technical Data Product Description SUB-18A is an active horn loaded 1 x 18inch sub-bass ca...

Molde VC12BE Drivers LF: 1*12" Rated Power 400W Rated power 400W+900WActive Module with DSP Nominal impedance 8 ohms Frequency Range 25Hz-260KHz Sensi...

10 Inch 12 Inch Car Audio Shallow Mount 300W RMS CE Passed OEM ODM 1.description shallow woofer usualy use pp cone , ......

Car With Amplifier ,10inch Underseat For All Cars Specifications: Max. Power:301 - 500W Sensitivity:91 - 100dB Voltage:DC 1...

White / Black Line Array Column Speaker , Active Subwoofer Speaker For Living Events Quick Detail: Plywood mini active subwoofer 15", 450W @ 8ohm . Co...

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Big Power 300W Pair Speaker 10 Inch Bass *, *::before, *::after {box-sizing: border-box;}* {margin: 0;}html, body {height: 100%;}body...

Vofull Wireless Subwoofer Speakers Active Blue Tooth Bookshelf Speaker 5 Inches Desktop Bookshelf Speaker #detail_decorate_root .magic-0{margin-bottom...

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Designed For The Bar Passive Subwoofer Also Suitable For Small And Large Performance Venues #detail_decorate_root .magic-0{border-bottom-style:solid;b...

Wooden Speaker USB 2.0 Desktop Computer Speaker Mini Bookshelf Portable Multimedia Music Speakers Product Description Article No.: AS-661 Features Woo...

Product Description: Report Item / Suspicious Activity With optical audio input Separate adjustable high and low tones Support 220V current input Use ...

Type:2.1 correlation parameter: 1.Amplifier output power:18W*1+10W*2 2.Frequency response: 50Hz~18KHz 3.Satellite speaker unit:3 "×2/4Ω 4.Subwoofer un...

BQ-7210 portable speakers Wireless bluetooth music player mega bass with led display call You can buy directly from here:http://www.d...

Overview Quick Details Model Number: BM3 Type: Active Use: Computer, Home Theatre, Karaoke Player, Mobile Phone, Portable Audio Player, Stage Channels...

Quick Details Brand Name: OEM,ODM Model Number: CA204 Type: Active Use: Computer, Home Theatre, Karaoke Player, Mobile Phone, Portable Audio Player, S...