iFLYTEK Partial Discharge Sound Imager, relying on iFLYTEK’s leading voiceprint detection and artificial intelligence algorithms, is the first self-developed handheld visual sound source localization detection device that can quickly locate partial discharge points in China. It mainly solves the problems of low efficiency of traditional single-point inspection, low inspection quality, scarcity of inspection personnel, and dangerous inspection environment in the electric power field. This product is designed to allow inspectors to carry out inspections safely, efficiently, accurately and conveniently, making power companies handy in inspection scenarios, and providing advanced technology guarantees for the safe operation of power grid equipment.