3x KS-5120B Trumpet Round Piezoelectric Speaker 2-inch Audio Supplies Buzzer | |
Description: 51mm Waterproof Piezoelectric Ultrasonic Speaker. Specification: Poduct: Piezoelectric Ultrasonic Speaker Package Includes: 3 Pieces Piezoelectric Ultrasonic Speakers Note: The above size is measured by hand, please allow slightly difference. Thanks ! |