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White in-ear earbuds with inline microphone and 3.5mm plug

Koss

Koss KEB6IW wired in-ear headphones with microphone, 13mm driver, white

SKU CH-SYFP-V0VWB MPN KEB6IW

Wired in-ear earbuds with 13 mm driver, 16–20 kHz response, 32 Ω impedance, 106 dB sensitivity, in-line microphone and 3.5 mm plug

  • TypeEarbud
  • ColorWhite
  • Frequency Response16Hz-20KHz
  • Input Impedance32 ohms
  • Sensitivity106dB S.P.L. at 1KHz
  • Connector3.5mm
  • 13mm enhanced driver delivers rich stereo sound
  • 16Hz–20kHz frequency response captures deep bass and clear highs
  • 106dB sensitivity provides loud, detailed audio at low volume
  • 5mm plug with 4ft cord ensures universal wired compatibility
  • Three cushion sizes included for a secure, comfortable fit

Everyday listening in-ear

The Koss KEB6IW is a wired in-ear headphone with an inline microphone, built around a 13mm driver for stereo sound. A 3.5mm mini-phone plug connects directly to phones, laptops or tablets without pairing or charging. Three cushion sizes — small, medium and large — let the buyer choose the fit that seals best in their ear canal. The 4.00 ft dual-entry cord keeps left and right channels separate from the splitter to the buds.

Build integration

The single 3.5mm TRRS connector carries both audio and microphone signals, so only one port is needed on the host device. No battery, Bluetooth radio or software driver is required, freeing a USB port and eliminating latency concerns for voice calls. The straight cable runs 3.94 ft from plug to earpieces, giving enough slack for pocket or desk use without excess coil. White colourway matches light-themed setups.

Sustained use behaviour

Passive drivers and a purely analogue connection mean output stays consistent for as long as the source device supplies power — no battery fade, no codec renegotiation and no thermal throttling. The 32 ohm impedance and 106dB sensitivity at 1kHz deliver ample volume from low-power outputs while keeping current draw minimal. Frequency response spans 16Hz to 20kHz, with the manufacturer also noting a 60Hz to 20kHz range for music content. Sealed earbuds reduce sound leakage during long sessions.

Highlights

  • 13mm enhanced driver delivers rich stereo sound
  • 16Hz–20kHz frequency response captures deep bass and clear highs
  • 106dB sensitivity provides loud, detailed audio at low volume
  • 5mm plug with 4ft cord ensures universal wired compatibility
  • Three cushion sizes included for a secure, comfortable fit

Specifications

BrandKOSS
ModelKEB6IW
Part NumberGA05761-US
TypeEarbud
ColorWhite
Frequency Response16Hz-20KHz
Input Impedance32 ohms
Sensitivity106dB S.P.L. at 1KHz
Connector3.5mm
Ear CouplingEarbud
Cord Length4.00 ft.
Wireless TypeBluetooth
Shipping weight0.04 kg
Package size152 × 66 × 25 mm

Questions about this item

At what point does the 13mm driver start to compress under sustained high-volume playback?

The 106dB sensitivity at 1kHz and 32 ohm impedance mean the driver reaches its linear limit around 106dB SPL; beyond that level distortion rises and the 16-20kHz response can no longer be maintained cleanly.

How warm does the in-line microphone area get after hours of continuous calls?

The passive wired design draws no battery current, so the microphone housing stays at ambient temperature even during all-day use; only the ear cushions may feel slightly warm from body heat.

Which device socket must I already have for the 3.5mm plug to work?

A standard 3.5mm mini-phone jack — the same 3.5mm connector listed in the specifications — is required on the phone, tablet or computer for audio and microphone signals to pass through the 4ft dual-entry cord.

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