Dependable ? Comfortable ? no-delay real-time audio that matches perfectly your Spectra sweep speed and speaker response. Engineered just for Spectra Series by White?s. Multiple channels to choose from to avoid picking up signals from other Spectras in the area, or set two headphones up to hear targets from one detector. A terrific tool for teaching about target sounds!
Note ? this set of headphones works with both the V3i and VX3.