These speakers work awesome! There is nothing wrong with the speakers! Besides a little normal wear and tear. One or two of the speakers the fabric is frayed or tiny hole in them. Pictures shows fabric flaws. Sound is crisp. Hits all high and low notes great. Here are the models of all speakers in first picture: Subwoofer: SKW-200 Tall speakers(L/R): SKF-200F 3 smaller speakers: 2 SKB-200S and 1 SKB-200 No cords or receivers are sold with this listing. Speakers/Model numbers listed are what come in listing. 5 speakers total and subwoofer. Speakers work as they should. No shaking, over heating, or spiking of sound is present. Video will be provided to you for proof if needed.