E-outstanding 15PCS 10mm Piezo Disc Transducer Contact Microphone Trigger Sound Sensor with 4 Inches Wires for Acoustic Instrument auspowers_batchone RC Car Tires) (2 Ounce)

RC Car Tires) (2 Ounce)

Hex Drive Size: 3/4"

It can be freely adjusted vertically and horizontally with the 360-degree rotation twist/knob ball for kid/child/toddlers stroller compatible with Google maps

double and triple cable options for convenience

E-outstanding 15PCS 10mm Piezo Disc Transducer Contact Microphone Trigger Sound Sensor with 4 Inches Wires for Acoustic Instrument auspowers_batchone RC Car Tires) (2 Ounce)E outstanding 15PCS 10mm Piezo Disc Transducer Contact Microphone Trigger Sound Sensor with 4 Inches Wires for Acoustic Instrument Plate: brass. Resonance frequency: 3. 5 + 0. 5 KHz. Resonance impedance: less than or equal to 300 ohms. Static capacitance: 28000PF + 30%. Storage temperature: 30 degrees Celsius + 70 degrees Celsius. Outer diameter: 27 mm 1. 06 inch Inner diameter: 20mm 0. 79 inch Lead length: 10 cm 3. 94 inches Package content: 15 PCS.