TFZ is a Chinese company that specializes in iems and they started out in 2015 with a debut line up that consists of TFZ Series 1,3 and 5. I would like to thank TFZ and Penon Audio for the review unit of TFZ Secret Garden 3. At the moment, the Secret Garden 3 can be purchased from Penon Audio.



  • Driver Configuration: 3 Balanced Armature
  • Frequency Response: 5Hz – 40kHz
  • Impedance: 13-23 ohm
  • Sensitivity: 110dB

Unboxing & Accessories

The Secret Garden 3 comes in a white package that sports the brand logo and series name. Inside the package, there are the Secret Garden 3, detachable 0.78mm 2 pins cable, instruction manual, tips, metal pin and a white hard carrying case.


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