Amazon.com: RI Audio 8'' Midrange Speakers 500 Watts Peak 250 Watts RMS 4 Ohm RI-P8.4 4 Pack, Black (RI-P8.4-4Pack) : Electronics
Amazon.com: Pyle Car Subwoofer Audio Speaker - 8in Non-Pressed Paper Cone, Black Plastic Basket, Dual Voice Coil 4 Ohm Impedance, 800 Watt Power and Foam Surround for Vehicle Stereo Sound System -
Amazon.com: Pack of 2 Full Range Bookshelf Speaker, 3 Inch 8 Ohm Anti-Magnetic HiFi Tweeter Wooden Enclosure Home Audio Woofer Multimedia Speakers (8Ω) : Electronics
Amazon.com: Visaton FRS7-8 2.5" Full-Range Speaker 8 Ohm : Electronics
Amazon.com: Visaton FRS8-8 3.3" Full-Range Speaker 8 Ohm : Electronics
Amazon.com: Sound Town 15" 450W Raw Woofer Speaker with 4" Voice Coil, 100 oz Magnet, Replacement Woofer for PA/DJ Subwoofer, 4-ohm (STLF-1504-4) : Musical Instruments
Amazon.com: CHOOYO 6.5 Inch Subwoofer Speakers 80W 4 8 Ohm High Power HiFi Fever Woofer Music Audio Bookshelf Loudspeaker DIY Sound System (Color : 4 Ohm) : Electronics
Amazon.com: uxcell a15102900ux0379 1W 8 Ohm Magnet Mini Loudspeaker MP3 MP4 Player Speaker 28mm Dia (Pack of 4) : Electronics
Amazon.com: AITRIP 6PCS Speaker 3 Watt 8 Ohm with JST-PH2.0 Interface Compatible with Arduino for Electronic Projects : Electronics
Amazon.com: Rockville SPG84 8" Inch Passive 400w DJ PA Speaker ABS Lightweight Cabinet 4 Ohm, 8 inch : Musical Instruments
Amazon.com: Goldwood Sound GW-8PC-4 Heavy Duty 4ohm 8" Woofer 330 Watts Replacement Speaker : Musical Instruments
Amazon.com: Skar Audio VD-8 D4 8" 600W Max Power Dual 4 Ohm Shallow Mount Car Subwoofer : Electronics
Amazon.com: Visaton R10S 4" Full Range Speaker 8 Ohm : Electronics
Amazon.com: CQRobot Miniature Loudspeaker 5 Watt 8 Ohm Passive Enclosed Audio Speaker Woofer Speaker Compatible with Arduino Board. JST-PH 2.0 mm 2-Pin Interface, for a Variety of Small DIY Electronic Projects. : Electronics
Amazon.com: Skar Audio FSX8-4 8" 350 Watt 4 Ohm Pro Audio Midrange Loudspeaker, Each : Electronics
Amazon.com: Eminence American Standard Alpha-4-8 (Pair) 4" Pro Audio Speakers, 55 Watts at 8 Ohms : Musical Instruments
Amazon.com: Eminence American Standard Alpha-2-8 (4-Pack) 2" Pro Audio Speakers, 20 Watts at 8 Ohms : Musical Instruments
Amazon.com: .AVD. American Bass Godfather 8 inches Midrange Car Speaker, 500 Watt Maximum Power, Mid Bass Car Audio Stereo Woofer Loudspeaker, 8 inch 4 Ohm Voice Coil : Electronics
Amazon.com: Skar Audio NPX8-4 8" 350 Watt 4-Ohm Neodymium Pro Audio Mid-Range Loudspeaker, Each : Electronics
Amazon.com: CHOOYO 6.5 Inch Subwoofer Audio Speaker 80W 4 8 Ohm High Power Fever Woofer Music Loudspeaker DIY for Bookshelf Sound System (Color : 8 Ohm) : Electronics
Amazon.com: GRS 4FR-8 Full-Range 4-1/2" Speaker Pioneer Type A11EC80-02F 8 Ohm : Electronics
