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Khaki single in-ear Bluetooth earpiece with USB cord and three ear tips

No Sew

No Sew J18 Single Bluetooth Earpiece Khaki 10 Hrs

SKU CH-CWVJ-HNW81

A lightweight, single-ear Bluetooth earpiece with 10 hours playtime and sound isolation

  • Headphone styleIn Ear
  • Impedance16 ohms
  • Power supplyLithium metal, lithium polymer, false
  • ConnectionUSB
  • Wearing styleSingle Ear
  • Cord length1pc User Manual
  • Up to 10 hours playtime from a 2-hour charge
  • Weighs 4 grams for comfortable all-day wear
  • Three eartip sizes (0.39, 0.47, 0.55 inch) ensure a secure fit
  • Single-ear design keeps you aware of surroundings
  • Multi-point pairing connects two devices simultaneously

Single-ear design for situational awareness

The No Sew J18 is a single in-ear Bluetooth earpiece built for users who need to stay aware of their surroundings while taking calls or listening to audio. Its lightweight 4-gram construction and ergonomic L-shape profile reduce fatigue during extended wear. Three included eartip sizes (0.39, 0.47, 0.55 inch) allow a secure, customised fit for different ear canals.

Passive isolation with efficient battery life

Sound isolation blocks ambient noise passively without active electronics, keeping power draw low. The internal lithium-polymer cell delivers up to 10 hours of talk or music time per charge and replenishes in roughly 2 hours via the supplied USB cord. A 16-ohm driver and microphone impedance provide stable audio levels without demanding high voltage from the source device.

Multi-point pairing and touch control

The bundled USB charging cable (approximately 7.6 inch) and three eartips complete the hardware kit, while the firmware enables multi-point connection to two phones simultaneously. A single multi-function button handles power, call answer/end, play/pause, track skip and last-number redial. Voice prompts guide pairing and status changes, and the manual details microphone volume setup for various phone settings.

How it compares

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

Price $19.99
Cheaper than about 60% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand nameNVAHVA
Product line18
Model nameJ18
Product typeIn-Ear
Product colorKhaki
Audio & video
Headphone styleIn Ear
Impedance16 ohms
Wearing styleSingle Ear
Noise cancellationSound isolation
Mic impedance16 ohm
Connectivity
Wireless technologyBluetooth
Ports & slots
ConnectionUSB
Power
Power supplyLithium metal, lithium polymer, false
Battery pack10 h
Run time10 h
Charging time2 h
Size & build
Cord length1pc User Manual
Product weight4 g
In the box
In the box1 pc earpiecce, 3pcs eartips, 1pc User Manual, 1 pc usb cord (apx 7.6 in)

Questions about this item

How do I pair the J18 earpiece and what step do users often miss?

Hold the multi-function button for 1-2 seconds until the indicator flashes red and blue alternately and you hear "power on", then select "J18" in your phone's Bluetooth menu; the step many skip is waiting for the alternating red-blue flash before searching.

Which parts of the J18 will need replacement over time?

The three included eartips (0.39, 0.47 and 0.55 inch calibre) are the only wear items; the internal lithium-polymer battery is not user-replaceable.

What is the first limit I hit during a long day of calls on the J18?

Battery life caps at 10 hours of talk or music time, after which a 2-hour recharge via the 7.6-inch USB cord is required.

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