[High Performance] Resonant frequency 4.6 +/- 0.5 KHz, resonant impedance 300 ohms max, low power consumption and high sensitivity
[Easy To Use] These pre-wired piezo pickups are easy to install and use in cigar box guitars, foot stompers and other home-made instruments for sound and vibration detection
[Wide Usage] Perfect for beginner to use as touch-sensors, electronic drum triggers, buzzers, make your own contact mics, also used for watches, cameras, phones, electronic toys, computer, etc
TIMESETL Acoustic Pickup -- Wide Usage Perfect for using as touch-sensors, electronic drum triggers, buzzers or making your own contact mics. Widely used in computers, printers, copiers, alarm, electronic toys, automotive electronics, telephones, timers and other electronic products for the sound device.