What is it? A wireless microphone jointly developed by Line 6 and Earthworks Details The V75-40V combines Line 6's digital wireless technology with Earthworks' WL40V hyper-cardioid capsule in a design suitable for use with Line 6 XD-V75 systems. Said to offer "studio-quality" performance in wireless applications, the V75-40V relies on Earthworks' hand-tuned and tested capsule for its fast impulse response, high SPL handling and extended frequency range. The hyper-cardioid polar pattern conveys is said to deliver exceptional detail in vocal applications and requires little or no EQ. According to Line 6, the XD-V system is the only wireless platform capable of handling the exceptional frequency range of the WL40V capsule, offering 24-bit quality and an exceptional dynamic range with no compression or expansion. And another thing... The rugged metal body of the V75-40V is designed to withstand life on the road with a custom hard-shell, padded touring case to protecxt it between gigs.