High Impedance Ceramic Earphone

FOREMOST is a professional earphone supplier. Our various high impedance ceramic earphone and high impedance earphone have been provided to world since 1973.
■ High impedance crystal earphone.
■ Very sensitive and works great with Transistor Radio/Crystal Radios /DIY Electronics Projects.
■ Perfect to make electronics projects such as Crystal or Transistor Radios often used in schools and STEM electronic experiments requiring high impedance ear piece.
■ High 20,000 ohm impedance with resistance over 20 million ohms and a capacitance of 15,000 pf.
■ Rated Sensitivity of 57db at 1KHz in the frequency range from 200 to 8,000Hz.
FOREMOST is a professional earphone supplier focusing on design, development and production. Such as high impedance ceramic earphone and high impedance earphone.