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Black in-ear headphones with inline microphone and 3.5mm plug

Fuji Labs

Fuji Labs AUFJ-PSQWTS306BK SQ306 In-Ear Headphone Black 8mm 16ohm 115dB 3.5mm

SKU CH-P9B6-938MR MPN AUFJ-PSQWTS306BK

In-ear headphones with titanium-coated 8 mm drivers, 115 dB sensitivity and an in-line microphone for hands-free calls

  • TypeIn-Ear
  • ColorBlack
  • Driver Unit8mm
  • Frequency Response20Hz-20KHz
  • Input Impedance16 ohms
  • Power SupplyMax. Input Power: 10 mW
  • Titanium-coated drivers deliver deep bass and clear vocals
  • 20 Hz to 20 kHz frequency range covers full audible spectrum
  • 115 dB sensitivity produces loud output from low-power sources
  • 16 ohm impedance matches smartphones and portable players
  • In-line microphone enables hands-free calls with -38 dB voice clarity

Fuji Labs SQ306 In-Ear Headphones

The Fuji Labs SQ306 in-ear headphones deliver a 20Hz-20KHz frequency response through 8mm titanium-coated drivers. A 3.5mm connector provides universal wired compatibility with phones, laptops and portable players. The 16 ohm impedance and 115 dB/mW sensitivity allow loud, clear playback from low-power sources. An in-line microphone supports hands-free calls with -38dB sensitivity.

Upgrade from basic bundled earbuds

These replace low-quality pack-in earbuds that lack titanium drivers and a dedicated microphone. The jump is worth it when you need full-range audio reproduction up to 20 kHz and clearer voice capture for calls. The 10 mW maximum input power handles typical portable device outputs without distortion. Buyers who want wireless freedom or active noise cancellation should look elsewhere.

Simple plug-and-play installation

Insert the 3.5mm jack into any standard audio port for immediate sound and microphone function. Select the silicone ear-tip size that seals your ear canal comfortably to reduce outside noise. The most common issue is an incomplete jack insertion causing one-sided audio or microphone failure. No drivers or software are required for any operating system.

Highlights

  • Titanium-coated drivers deliver deep bass and clear vocals
  • 20 Hz to 20 kHz frequency range covers full audible spectrum
  • 115 dB sensitivity produces loud output from low-power sources
  • 16 ohm impedance matches smartphones and portable players
  • In-line microphone enables hands-free calls with -38 dB voice clarity

Specifications

BrandFuji Labs
ModelAUFJ-PSQWTS306BK
TypeIn-Ear
ColorBlack
Driver Unit8mm
Frequency Response20Hz-20KHz
Input Impedance16 ohms
Power SupplyMax. Input Power: 10 mW
Sensitivity115 dB/mW
Connector3.5mm
Microphone Sensitivity-38dB +/-3dB
Shipping weight0.14 kg
Package size196 × 91 × 41 mm

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Questions about this item

What size are the 3.5 mm plug and driver unit?

The connector is a standard 3.5 mm jack and the driver unit measures 8 mm in diameter.

How do I attach the ear-tips and what step is often missed?

Slide each silicone ear-tip onto the nozzle until it seats firmly; the step many miss is checking that the tip is fully seated so it will not pop off during use.

When should the silicone ear-tips be replaced?

Replace the ear-tips when they no longer seal comfortably or show visible wear, as the exchangeable design allows easy swapping for a fresh fit.

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