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Jet Black in-ear earbuds with matching wireless charging case

No Sew

No Sew MD037 Bluetooth 5.4 Earbuds 48H Jet Black

SKU CH-8TPW-P47RV

In-ear earbuds with Bluetooth 5.4, ENC noise cancellation, IPX7 waterproofing, 14.2 mm drivers and 48 hours total playtime

  • TypeIn-Ear
  • ColorJet Black
  • Driver Unit14.2 millimeters
  • THDIn Ear
  • Power Supplybattery, true
  • ConnectorNo Jack
  • Bluetooth 5.4 delivers stable audio up to 15 metres
  • 48 hours total playtime with the USB-C charging case
  • IPX7 rating protects against sweat and rain
  • ENC microphone cuts background noise for clear calls
  • 2 mm dynamic drivers produce rich stereo sound

What the MD037 earbuds are and who they suit

These No Sew MD037 true wireless earbuds use Bluetooth 5.4 for a stable link up to 15 metres. The 14.2 mm dynamic drivers deliver stereo sound with environmental noise cancellation for clearer calls. A single charge gives 8 hours of playback and the case extends total listening to 48 hours. They are built for commuters, gym-goers and anyone who wants cable-free audio without frequent recharging.

What to verify before ordering

Your phone, tablet or laptop must support Bluetooth 5.4 or an earlier compatible version to pair with these buds. The case charges via USB-C so a USB-C cable and power source are required. IPX7 rating means the buds survive sweat and rain but not swimming or pressurised water. Touch controls handle playback and calls, so check you are comfortable with tap gestures instead of physical buttons.

Build quality and daily implications

The jet-black in-ear shells weigh 0.1 kg for the complete set and sit securely thanks to their ergonomic shape. IPX7 protection lets you wipe them clean after workouts without worry. The compact case features a dual LED display that shows remaining charge for both buds and case at a glance. With no jack or cords, you simply open the lid to auto-pair and slip the buds back in to recharge.

Highlights

  • Bluetooth 5.4 delivers stable audio up to 15 metres
  • 48 hours total playtime with the USB-C charging case
  • IPX7 rating protects against sweat and rain
  • ENC microphone cuts background noise for clear calls
  • 2 mm dynamic drivers produce rich stereo sound

Specifications

BrandKicoeon
ModelMD037
Part NumberMD037
TypeIn-Ear
ColorJet Black
Driver Unit14.2 millimeters
THDIn Ear
Power Supplybattery, true
ConnectorNo Jack
Ear CouplingSingle Ear
Cord LengthWireless Charging Case
Weight0.1 kilograms
Noise Cancellingenvironmental_noise_cancellation
Wireless TypeBluetooth
Battery8 hours
Operating Time8 hours
Charge Time1.5 hours
Distance15 meters
Contains Embedded Batterybattery
Featuresenvironmental_noise_cancellation, 5.4, 8 hours, touch, Wireless, In Ear, dynamic_driver, 15 meters, MD037 AI Translation Earbud *2
Package ContentsMD037 AI Translation Earbud *2, User Manual*2, Wireless Charging Case, Cable

Questions about this item

What comes in the box with the MD037 earbuds and what must be purchased separately?

The package includes two MD037 AI translation earbuds and a wireless charging case with a USB-C port; a USB-C cable or power adapter is not included and must be sourced separately.

Which version should I choose for the longest total listening time?

The single Jet Black model with Bluetooth 5.4 delivers up to 8 hours per charge and 48 hours total playtime using the charging case, which is the maximum capacity offered for this product.

What does the 14.2 mm driver size mean for everyday sound quality?

The 14.2 mm dynamic driver produces fuller bass and clearer mids than smaller drivers, giving rich stereo audio for music, calls and AI translation without distortion at normal volumes.

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