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Black wired earbuds with 3.5mm plug and 4ft cable

Koss

Koss KE10K Earbuds 3.5mm 32ohm 4ft Black

SKU CH-W6DH-ERV3Z MPN KE10K

Lightweight wired earbuds with 32 ohm impedance, 40 Hz to 20 kHz response and 4 ft cable for portable listening

  • Impedance32 ohms
  • ConnectionMini-phone
  • Wearing styleEarbud
  • Cord length4 ft (1.22 m)
  • Mic frequency response40 Hz-20 kHz
  • Product typeSee Details
  • Lightweight earbuds stay comfortable during long sessions
  • Wired 3.5mm connection removes wireless drop-outs
  • 32 ohm impedance suits phones and laptops directly
  • Four-foot cord gives freedom of movement
  • 40 Hz to 20 kHz range covers deep bass to clear highs

Lightweight earbuds for daily listening

The Koss KE10K earbuds weigh little and fold into a pocket, so commuters and students can carry them without bulk. A 4 ft cable reaches a phone or laptop without pulling, and the 3.5 mm mini-phone plug fits almost any portable device. Stereo drivers cover 40 Hz to 20 kHz for music, podcasts and calls.

Wired build with in-ear fit

The cable terminates in a standard 3.5 mm connector that carries both audio and microphone signals, removing the need for pairing or batteries. Earbud coupling sits at the ear entrance rather than deep in the canal, which many listeners find less fatiguing during long sessions. Black finish resists visible wear from daily handling.

Passive operation keeps things simple

With 32 ohm impedance the earbuds draw minimal power from a phone jack, so volume stays adequate without an external amplifier. No active electronics means zero background hiss and no charging routine. The frequency range of 40 Hz to 20 kHz reproduces bass and treble cleanly at typical mobile listening levels.

How it compares

Measured against everything we stock in Earbuds & Over-Ear Headphones, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 90% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand nameKOSS
Model nameKE10
Product typeSee Details
Product colorBlack
Audio & video
Impedance32 ohms
Wearing styleEarbud
Mic frequency response40 Hz-20 kHz
Ports & slots
ConnectionMini-phone
Size & build
Cord length4 ft (1.22 m)
Shipping weight0.03 kg
Package size152 × 51 × 25 mm

Questions about this item

What does the 3.5 mm mini-phone connector support in practice?

The 3.5 mm connector carries stereo audio and the in-line microphone signal, so it works with phones, laptops and tablets that have a combined headset jack.

What physical dimensions and weight should I expect for fit and portability?

The earbuds are described as lightweight and compact with a soft sculpted design that fits a range of ear sizes; the cable measures 4 ft end to end.

How do I set them up and what step do people often miss?

Plug the 3.5 mm jack fully into the headset port until it clicks; if the mic is not detected, check the device settings to select the wired headset as the input source.

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