This review is about an experiment. Can consumer-level in-ear headphones be used as live in-ear monitors? We thought so, so we acquired a dozen of them from audio-technica and set them to work at a local church. You see, the worship band was converting from on-stage monitoring to in-ear monitors. Here's what happensâ€”you throw a bunch of guitarists, four singers, a bassist, a keyboardist, a pianist, and a drummer on stage. Now give them each a monitor that fires up at them so they can hear when they need to perform well.\n\n\nDiscuss "Audio-technica ATH-CKS99 Solid Bass In-ear Headphones Review" here. Read the article.