Sennheiser Extension Tube 15 cmSennheiser Extension Tube 15 cm Enhance your professional audio setup with the Sennheiser Extension Tube 15 cm, a compact, purpose built accessory designed to optimize microphone placement without compromising sound quality. This slim extension bar sits between the mic head and the XLR module, adding precisely 15 centimeters of reach so you can position the microphone exactly where it needs to be for optimal pickup, even in tight spaces, on camera