Dynamic receivers, also known as ear cup speakers, are designed to maximize space efficiency and audio performance in small, slim line consumer devices such as cell phones and smartphones.

Karl Kruse supplies dynamic receivers for narrow or wide ribbon applications in various sizes and power levels that can be fine-tuned to meet your specific needs. Dedicated support provided to realize the optimal sound in your application.

To ensure the highest quality standards, the receivers are manufactured in a process that uses 100% in-line measurement of all specified acoustic and electrical parameters.


  • Excellent audio performance-to-size ratio
  • Dedicated application support
  • High quality and robustness
  • Maximized space efficiency
  • Optimized for use in mobile devices
  • Optional hearing aid compatibility (HAC)


Manufacturers & Contacts

  • DB Products Limited is a professional acoustic components manufacturer. Since our early establishment in 1976, research and development is and always been one of our key of success. We designs and manufactures some of the leading components that is now using in the world market, currently we have over 4,000 different models, and the number is still growing everyday.
  • Hua-Jie was established in 1989, and currently is headquartered in Taoyuan, Taiwan. With 30 years of R&D and production experience, they  provide various switches and electroacoustic products manufactured for different industries.
  • Midas range of sensor products includes; open/sealed ultrasonic transmitters, receivers, and transducers, as well as atomisers, ultrasonic ranging ICs and modules, ranging accessories, and pressure film sensors.

Klaus P. Kruse

Managing Director & Purchase/Sales Director