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Black open-ear clip-on earbuds with charging case, 5.3g each, IPX5, Bluetooth 5.4

NANK

NANK Ultra Clip-On Earbuds Bluetooth 5.4 24H IPX5 5.3g

SKU CH-RG15-C7771

Open-ear clip-on earbuds with Bluetooth 5.4, 24-hour battery life, IPX5 waterproofing and a 5.3 g lightweight fit

  • TypeEarbud
  • ColorBlack
  • BatteryMax 40hrs (CONTINUOUS COMMUNICATION TIME)
  • Contains Embedded BatteryYes

Model Clip Ultra

  • Open-ear design keeps you aware of surroundings while DS 2.0 directional sound minimises leakage
  • Each earbud weighs 5.3 g for all-day comfort with zero pressure on the ear
  • Buckle 2.0 and C-Hook technology lock the fit during sprints, lifts or heavy sweating
  • Titanium-ceramic diaphragm and triple-tuned acoustics deliver deep bass and crisp calls with AI noise cancellation
  • Bluetooth 5.4 gives a stable 32 ft range and 24-hour total playtime with the charging case

Open-Ear Clip-On Design

The NANK Ultra clip-on earbuds use an open-ear architecture that leaves the ear canal unobstructed. Directional Sound Delivery 2.0 aims to minimise audio leakage while keeping ambient noise audible. Each bud weighs 5.3g and employs a C-Hook with Buckle 2.0 structure for a secure grip during vigorous movement.

Bluetooth 5.4 Range and Battery Limits

Bluetooth 5.4 provides a stable link up to 32 FT in clear conditions with reduced power draw. The case delivers 24 hours total playtime at eight hours per charge, while continuous communication time reaches 40 hours. IPX5 rating protects against sweat and rain but not submersion.

Upgrade From In-Ear or Loose-Fit Buds

These replace sealed in-ear models when situational awareness is a priority for running, cycling or commuting. They also improve on earlier clip-ons that shift during high-intensity exercise. The jump is less beneficial for users who require maximum noise isolation or deep sub-bass response.

Highlights

  • Open-ear design keeps you aware of surroundings while DS 2.0 directional sound minimises leakage
  • Each earbud weighs 5.3 g for all-day comfort with zero pressure on the ear
  • Buckle 2.0 and C-Hook technology lock the fit during sprints, lifts or heavy sweating
  • Titanium-ceramic diaphragm and triple-tuned acoustics deliver deep bass and crisp calls with AI noise cancellation
  • Bluetooth 5.4 gives a stable 32 ft range and 24-hour total playtime with the charging case

Specifications

BrandNANK
SeriesUltra
ModelUltra
Part NumberUltra
TypeEarbud
ColorBlack
BatteryMax 40hrs (CONTINUOUS COMMUNICATION TIME)
Contains Embedded BatteryYes
Shipping weight0.18 kg
Package size102 × 102 × 51 mm

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Questions about this item

Which battery figure should I plan around — the 40-hour communication time or the 24-hour playback total?

The 40-hour figure applies to continuous calls; for music or mixed use expect up to 8 hours per charge and 24 hours total with the case.

What does the 32-foot Bluetooth 5.4 range mean once I am indoors?

The 32-foot spec is measured without obstacles; walls and interference will reduce the practical distance, but Bluetooth 5.4 still keeps the link stable at typical room distances.

How does the IPX5 rating limit where I can use the earbuds?

IPX5 protects against water jets and heavy sweat, so they are safe for rain and workouts but not for swimming or submersion.

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