ShoonTH is a Chinese company that produces iems and earbuds. In this review, I will be reviewing the ESEP-01B Ultimate ( ESEP-01BU ). I would like to thank ShoonTH and Penon Audio for this review unit. At the moment, you can get them on Penon Audio .



  • Driver Configuration: 15.4mm Dynamic
  • Frequency Response: 10Hz-30kHz
  • Impedance: 150ohm
  • Sensitivity: 109db

Unboxing & Accessories

The ESEP-01BU comes in a brown package which sports the brand logo and name. There are specifications at the back. Inside the package, there are the earbud, pack of foams and cleaning cloth.



Page 2: Earbud Build & Design, Cable Build & Design