audio-sound @ hatena

An audio review & news blog. The volume should not exceed 80 dB is recommended. I usually adhere to the safe-listening style by WHO. Please note that my aural impressions and interpretations of measurements are also made from a safe-listening style.

(News) Smabat ST20 Pro: 120ohm Balanced Armature + Dynamic Driver Hybrid MMCX HiFi Earbud

Smabat ST20 Pro

Smabat ST20 Pro


Smabat has released the Smabat ST20 Pro, a hybrid-type intraconca Chinese earphone that combines a balanced armature driver and a dynamic driver.



  • Driver: 29689 balanced armature + Biofilm dynamic
  • Sensitivity: 105dB
  • Impedance: 120Ω
  • Frequency: 10-28kHz
  • Cable: 8 strands silver-plated gold mixed cable
  • Plug: 4.4mm balanced

Smabat use the coaxial hybrid structure for the first time, 15.4mm dynamic + high frequency balanced armature

The balanced armature unit can exert its high-frequency acoustic performance and make the sound level clearer.


The low-frequency dive, rebound, texture, volume and cohesion of the 15.4mm dynamic unit far exceed those of traditional earphones.


  • Patent: CN208971748 U

The only one in the world dynamic + balanced armature driver earbuds, powerful bass + super treble

Balanced armature dive utilizes its high frequency advantage to make treble clearer. The bass energy driven by the dynamic is strong, and the mid frequency is thick and accurate.

Price & Availability

The Smabat ST20 Pro is available now for $329 from Penon Audio and others.


Smabat ST20 Pro

Smabat ST20 Pro
Smabat ST20 Pro