The boya by-wm8 pro-k2 is an upgrated uhf dual-channel wireless microphone system for capturing audio with dual subjects, features an easy-to-read lcd display, a wide switching rf bandwidth, pll-synthesized tuning and digital companding circuitry.the package is suitable for a wide range of wireless applications such as interviews, electronic news gathering (eng),electronic field productions (efp), film production, business and educationa