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Tiny nude in-ear earbud and matching charging case

No Sew

No Sew Invisible Earbuds Nude Single Ear 4h 10m 20h Case

SKU CH-SC4B-076TH

Nude single-ear wireless earbud with charging case delivering four hours per charge and 20 hours total

  • Headphone styleIn Ear
  • Power supplyCell, lithium polymer, nonstandard battery, true
  • ConnectionNo Jack
  • Wearing styleSingle Ear
  • Noise cancellationSound isolation
  • Wireless technologyInvisible Earbuds
  • Invisible nude design stays hidden in ear
  • Secure single-ear fit with balanced armature sound
  • 4 hours playtime extended to 20 hours via case
  • Stable 10 metre wireless range with touch controls
  • IPX5 sweat resistance suits sport and daily use

Discreet Single-Ear Wireless Earbud

The nude in-ear earbud weighs 3 grams and uses a balanced armature driver with sound isolation for private listening in quiet or busy settings. A charging case supplies additional power for extended daily use. Touch controls handle calls and playback without cables.

Solo Listeners Seeking Minimal Profile

Suits professionals, drivers and commuters who need one ear free for surroundings while taking calls or hearing notifications. Not for users wanting stereo sound, two-ear immersion or high-fidelity music reproduction. Buyers who need active noise cancellation should consider other designs.

20-Hour Combined Battery with IPX5 Rating

The earbud runs 4 hours per charge and the 350 mAh case delivers 4–5 extra cycles for over 20 hours total play time. IPX5 resistance handles sweat and rain during workouts or outdoor travel. Standby reaches 150 hours.

How it compares

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

Price $40.99
Pricier than about 65% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand nameSZHTFX
Model nameSzhtfx, SZHTFX
Part numberSZHTFX
Product typeIn-Ear
Product colorNude
Performance
Supported distance10 m
Audio & video
Headphone styleIn Ear
Wearing styleSingle Ear
Noise cancellationSound isolation
Connectivity
Wireless technologyInvisible Earbuds
Ports & slots
ConnectionNo Jack
Power
Power supplyCell, lithium polymer, nonstandard battery, true
Battery pack4 h
Run time4 h
Built-in batteryCell
Size & build
Product weight3 g
In the box
In the boxCharging Case, Wireless Earbuds

Questions about this item

Will the 5.1 Bluetooth link hold steady with my older phone?

The 5.1 chip and true wireless tech give a stable connection and reliable signal transmission with Bluetooth‑enabled devices.

How do I confirm the earbud is charged and connected?

Battery level appears in the upper right corner of the phone screen and the earbud automatically reconnects after the first pairing.

What comes in the box and what do I need to add?

Package includes the charging case with 350mAH battery and the wireless earbud; no cable is included.

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