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Black single-ear open-ear buds with LED night light

Kncfoeb S25 144-Language AI Translator Earbuds Bluetooth 5.4

SKU CH-QC8Y-7CBC2

Single-ear Bluetooth 5.4 buds translate 144 languages free via app with active noise cancellation and 7-hour battery

  • ColorBlack
  • ConnectorNo Jack
  • Ear CouplingSingle Ear
  • Noise CancellingActive
  • Wireless TypeBluetooth
  • Battery7 hours
  • Free AI translation across 144 languages with no subscription required
  • 4-in-1 modes handle translation, music, calls and recording
  • Active noise cancellation plus 15 mm driver for clear audio
  • Bluetooth 5.4 gives stable wireless link up to 10 metres
  • LED night light built in for low-light visibility

144-Language AI Translator Earbuds

The Kncfoeb S25 is a single-ear wireless headset that combines real-time AI translation with music and call functions. It supports 144 languages and accents through a companion app compatible with Android and iOS, with no subscription required. Bluetooth 5.4 provides a stable connection up to 10 metres.

Travellers and professionals needing instant

Buyers who want traditional stereo earbuds with two earpieces will not find that here. The single-ear, open-ear form factor leaves the other ear uncovered, so users who require full noise isolation or immersive stereo sound should look at a different style of headphone.

Bluetooth 5.4 wireless link with 10-metre range

The headset operates on Bluetooth 5.4 and maintains a connection up to 10 metres from the paired device. Active noise cancellation uses four microphones to filter background sound during calls and translation sessions. Battery life is rated at 7 hours of operating time per charge.

Highlights

  • Free AI translation across 144 languages with no subscription required
  • 4-in-1 modes handle translation, music, calls and recording
  • Active noise cancellation plus 15 mm driver for clear audio
  • Bluetooth 5.4 gives stable wireless link up to 10 metres
  • LED night light built in for low-light visibility

Specifications

BrandKncfoeb
ModelS25
Part NumberS25
ColorBlack
ConnectorNo Jack
Ear CouplingSingle Ear
Noise CancellingActive
Wireless TypeBluetooth
Battery7 hours
Operating Time7 hours
Distance10 meters
Featuresactive_noise_cancellation, 7 hours, application, Wireless, 10 meters

Questions about this item

Will the earbud battery need replacement after daily 7-hour use?

The earbuds provide 7 hours of operating time per charge; battery replacement timing depends on individual charging habits and long-term capacity retention.

What limits continuous translation sessions first — battery or Bluetooth range?

The 7-hour battery life is the primary limit for sustained use; Bluetooth 5.4 maintains connection up to 10 meters in open space.

How much heat or noise do the earbuds produce during all-day wear?

The open-ear design with a 15 mm diaphragm and active noise cancellation keeps heat minimal and avoids in-ear pressure during extended sessions.

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