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DUNU SA3 In Ear Monitors

3BA, Broad Frequency Range, Balanced Sound

DUNU SA3 adopts the brand-new triple drivers configuration with 2 customized balanced armatures for mids and lows, one customized balanced armature for highs. For the mids and bass, the two balanced armatures are totally independent from each other to display the rich details. For the highs, it’s transparent and gorgeous. After times of tuning, SA3 overall has a balanced sound and broad frequency range.

3D-Printed Photopolymer Resin Shell

3D printed shell is based on the large data of human ears. Designed based on ergonomics ensures long time wearing experience, no fatigue and secure fit is ensured here. The special material is lightweight and longlasting

The One and Only Hand-painted Faceplate.

SA3 adopts the hand-painted art faceplate which has so many possibilities. Each one is handcrafted, one and only. Specifically chosen unique blue and white color complemented each other very well, just like the blue sea and white cloud

High Purity OCC Silver-plated Cable

SA3 includes a high purity 4 core OCC silver-plated cable. It’s of high quality and durable. No need to replace it, you can get a high performance sound. But t he detachable design makes it possible to upgrade to any cable you prefer, fully upgradeability

Easy to Drive, Plug and Play.

DUNU has been working on the drivers for a long time and after times of experiment, SA3 is easy to drive. No matter you are using it for your phone, PC, tablet, player...SA3 will present the same high quality sound as expected



  • Driver Configurations -2*custom balanced armatures for mids and bass -1*custom balanced armature for high
  • Frequency Response - 5 Hz - 40 kHz
  • Impedance -13 Ω
  • Sensitivity - 112 ± 1 dB at 1 kHz
  • Total Harmonic Distortion - < 0.5% at 1 kHz
  • Shell - High-Precision, 3D-Printed Biocompatible Photopolymer Resin
  • Faceplate - Handmade Photocurable Resin
  • Cable length - 1.2 ± 0.1 m
  • Cable connector - 2-Pin (0.78 mm)
  • Plug type - 3.5 mm Single-Ended TRS
  • Cable material - High-Purity, Silver-Plated OCC Cable
  • Product weight - 12.5 g