Brainwavz M1 Earphones review from TechSpot India! The Brainwavz M1 are a pair of sleek IEM (in-ear-monitor) earphones with high quality cabling and a soundstage that will leave your ears (and wallet) smiling. The M1 have a wide sound stage boasting accurate sound reproduction with good separation and, above all, maximum audio performance. Preserving exceptional sound quality from your audio source to your ears, the M1 uses high quality silver oxygen based cable which is both durable and lightweight. Get yours here