DZS Elec 15PCS 35mm Piezo Disc Transducer Contact Microphone Trigger Sound Sensor with 4 Inches Wires for Acoustic Instrument
- Plate Material: Brass.Resonant Frequency: 1.8 +/- 0.3 KHz..
- Resonant Impedance: less than or equal to 300 Ohms .Static Capacitance: 50000PF +/- 30%..
- Suitable for DIY projects, contact microphones, cigar box guitar pickups, touch sensors, drum triggers, homemade speakers, buzzers, etc..