Monster Studiolink Balanced Interconnect 1 M. - XLR Connectors (M SL-X-1) Multiple gauge high and low frequency wire networks for accurate, natural sound reproduction. Precision wound Time Correct construction provides extremely accurate musical reproduction. Open soundstage, precise imaging, tight bass and smooth highs. Ultra-flexible, durable jacket for ease of use and prolonged life, even in the tightest situations. Two easily distinguishable colors (blue and black) for quick assignment identification.