BGVP SIDY DM4 Professional Dynamic High Fidelity In-Ear Earphone with Mic
DM Series of 4Generation
New unit

  • Adopted SIDY electro-acoustic design and development of new 9MM beryllium alloy composite diaphragm unit to make the sound more transparent.

Delicate ear shell

  • Advanced CNC technology and five-axis machine tools diamond to arc cutting technology, high-precision sound chamber structure, and better sound performance.

Lossless sound wire

  • Using 400D ballistic woven wire twisted wire TPE cable, 32 core high-purity oxygen-free copper, supplemented by a double-skin shielding materials, lossless transmission of audio signals.

Low-key, but without losing the individuality

  • From the inside to the outside reflects the high quality.
  • Metal ear shell adoption classic matte coating
  • Clear lines, texture prominent
  • With different colors and sound eartips, choose the most appropriate one, and strive to get the best sense of hearing

True Millia Listening Experience

  • Use beryllium alloy composite diaphragm unit, reducing the rendering of taste. Large longitudinal deep sound field, transparent sound, voice clear and bright and full sound quickly, strong low-end girth is one of the characteristics of DM4.

High Frequency

  • Use beryllium alloy composite diaphragm unit, reducing the rendering of taste, more realistic sound, high-frequency extension is more smooth.

Moderate Frequency

  • Voice clear and clean, sound full and bright, after replacing suitable eartips, neutral tone brings more real feelings.

Low Frequency

  • Strong bass, strong low-end girth is one of the characteristics of DM4, low frequency flexible, dive deep enough and resistant to listen to.

DM4 all-metal high-sensitivity microphone

  • Only with mic version DM4 configuration.
  • Default compatible with IOS/Android and other equipment, headphones for the American standard protocol.
  • Gold-plated headphone plug can better prevent oxidation, the plug better audio signal transduction.
  • Fine beam thread, regulator suitable location to prevent the headphone cable entwined.


  • Model: SIDY DM4
  • Headphones Type: Dynamic headphones
  • Drivers: 9mm professional custom driver
  • Frequency range: 5Hz-32000H
  • Distortion:≤1%
  • Channel difference:≤1.2dB/1KHz
  • Impedance: 16Ω (1kHz)
  • Sensitivity: ≥110dB
  • Maximum power: 30mW
  • Plug: Φ 3.5mm
  • Cable Length :1.1 m


  • BGVP DM4 Earphone (support the mainstream CTIA protocol mobile phone)
  • 3 pairs of silicone eartips (S/M/L)
  • Earhook
  • Carry case

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This product qualifies for free air shipping to worldwide via Hong Kong Post with tracking number.

  • Views: 9914
  • Brand: BGVP SIDY
  • Product Code: DM4
  • Availability: In Stock
  • $69.00