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Blue in-ear headphones with brushed titanium shells, flat cable and inline mic

Fuji Labs

Fuji Labs AUFJ-PSQWTS306BL SQ306 3.5mm Titanium In-Ear Headphones Blue

SKU CH-J9JE-8JQCS MPN AUFJ-PSQWTS306BL

In-ear headphones with 10 mm titanium-treated drivers, 16-ohm impedance, 106 dB sensitivity, 10 Hz–24 kHz response, 3.5 mm connector, flat tangle-resistant cable, in-line microphone and controls.

  • Frequency range10 Hz-24 kHz
  • Impedance16 ohms
  • Power supplyMax. Input Power: 10 mW
  • Audio sensitivity106 dB/mW
  • Connection3.5 mm
  • Product typeIn-Ear
  • Titanium-treated 10 mm drivers deliver clear, high-fidelity sound across 10 Hz–24 kHz
  • 106 dB/mW sensitivity and 16 Ω impedance provide loud, detailed output from portable sources
  • High-strength brushed aluminium shell resists wear while keeping weight low
  • Flat tangle-resistant cable with in-line mic and multimedia buttons stays neat during daily use
  • Ear-hook design secures fit for stable listening on the move

Titanium In-Ear Headphones

The Fuji Labs SQ306 in-ear headphones use 10 mm drivers treated with Titanium-22 alloy for a lightweight, strong diaphragm. A 3.5 mm connector ensures wide compatibility with mobile devices. Blue aluminum alloy shells with a brushed finish add durability and style. An in-line microphone supports calls and media control.

Wired Passive Operation

The headphones draw no battery power and operate from the source device at up to 10 mW input. Sensitivity of 106 dB/mW and 16 ohm impedance suit typical smartphone outputs. Flat tangle-resistant cables and ear hooks provide a secure, quiet fit during daily carry. No active electronics means no charging or firmware concerns.

Upgrade From Basic Earbuds

The titanium-treated drivers and hollow downward-facing diaphragm aim to deliver clearer vocals and fuller treble than standard bundled earphones. A 10 Hz to 24 kHz frequency response covers the audible range for music and voice. Buyers who want wireless freedom or active noise cancellation should look elsewhere. The 2.0 sound track design targets high acoustic fidelity in a compact wired form.

How it compares

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

Price $43.99
Pricier than about 68% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand nameFuji Labs
Model nameAUFJ-PSQWTS306BL
Product typeIn-Ear
Product colorBlue
Audio & video
Frequency range10 Hz-24 kHz
Impedance16 ohms
Audio sensitivity106 dB/mW
Ports & slots
Connection3.5 mm
Power
Power supplyMax. Input Power: 10 mW
Size & build
Shipping weight0.14 kg
Package size196 × 91 × 41 mm

Other versions of this model

3 more in the same range

Questions about this item

How do I connect the 3.5 mm plug and in-line mic so the headset works for calls?

Insert the single 3.5 mm connector fully into the combined headphone-microphone port on your device; the in-line mic and multimedia buttons will then handle calls and playback without extra setup.

What part of the SQ306 is most likely to wear out first?

The flat tangle-resistant cable and in-line button module see the most physical stress, so they typically need replacement before the titanium-treated 10 mm drivers or aluminum alloy shells.

At what volume level does the 106 dB/mW sensitivity hit its clean-output limit?

The 10 mW maximum input power is the first ceiling; driving the 16 ohm load beyond that level risks distortion and driver stress during sustained listening.

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