Ultrasonic Bluetooth Directional Speaker for Commentary and Playback Museums

Ultrasonic Bluetooth Directional Speaker for Commentary and Playback Museums. Ultrasonic Directional Sound: Produces narrow beam sound waves audible only in specific areas, reducing noise pollution. Bluetooth 5.0 Connectivity: Easy pairing with compatible devices for seamless wireless audio playback. Super-Thin Design: Ultra-narrow beam angle and thin transducer unit for discreet installation. Multiple Input Options: Supports 3.5mm audio, Bluetooth, and TF card for versatile media playback. Flexible Customization: OEM and ODM services available with flexible customization options. Low Distortion Audio: Pre-processing algorithm reduces distortion for clear voice and music quality. Virtual Sound Source: Creates illusion of sound originating from reflected objects like digital signs. Long Transmission Distance: Sound intensity does not attenuate with distance, ensuring clear coverage.