Key benefits Designed for video receivers: crafted for compatibility with video receiver home theater systems to deliver reliable, consistent calibration results. Accurate audio calibration: enables precise adjustment of speaker output levels to optimize your room's acoustics and listening experience. Broad compatibility: supports around 150 receiver models, offering flexible options for various home theater configurations. Easy setup: straightforward connection allows you to calibrate your system without hassle and save time. What it does Provides a reliable calibration microphone for video receiver based home theater setups. Helps you achieve balanced speaker levels that align with your room's acoustics. Ensures compatibility across a wide range of receiver models to simplify configuration when upgrading or changing components. Use scenarios Setting up a video receiver based home theater: connect the microphone, calibrate speaker levels, and achieve balanced sound across channels for clearer dialogue and music. Upgrading or reconfiguring systems: take advantage of broad compatibility to maintain a consistent calibration workflow when swapping receivers. Calibrating rooms with multiple seating areas: adjust output levels to provide even sound coverage and a more uniform listening experience for all seats.