No Sew
No Sew 518 Wired Earphones 3.5 mm Pink 13 mm Driver
Pink wired in-ear earphones with a 13 mm dynamic driver, 3.5 mm plug and inline remote
- TypeIn-Ear
- ColorPink
- Driver Unit13 millimeters
- Frequency Response20000 hertz
- THDIn Ear
- Input Impedance32 ohms
- Clear vocals and balanced sound from 13 mm driver
- Zero latency and no battery charging with 3.5 mm plug
- In-line remote controls playback and calls hands-free
- Sound isolation blocks ambient noise on travel
- Unique triangle housing stands out from plain designs
Plug-and-Play 3.5 mm Wired Earphones
The No Sew 518 connects instantly through a standard 3.5 mm jack with no pairing, no batteries and zero latency. A 13 mm dynamic driver produces clear vocals and balanced acoustics for music, calls or in-flight entertainment. An in-line remote handles track changes, playback and call management with a single button.
13 mm Dynamic Driver for Balanced Sound
The upgraded 13 mm driver is the specification that defines audio quality here, delivering clear vocals and balanced output across the 20 000 Hz frequency range. Sensitivity and signal-to-noise ratio both sit at 114 dB with a 32 ohm impedance, so the earphones reach comfortable volume from any standard headphone output. Sound isolation is passive, relying on the half in-ear fit rather than active circuitry.
Lightweight Daily Listening Without Charging
These earphones suit students, commuters and travellers who want reliable audio for study sessions, train journeys or airplane seats without managing battery life. The tangle-free cord and single-ear coupling keep things simple for extended wear. Buyers who want active noise cancellation, wireless freedom or a detachable cable will need a different design.
Highlights
- Clear vocals and balanced sound from 13 mm driver
- Zero latency and no battery charging with 3.5 mm plug
- In-line remote controls playback and calls hands-free
- Sound isolation blocks ambient noise on travel
- Unique triangle housing stands out from plain designs
Specifications
| Brand | Jiunai |
|---|---|
| Model | 518, Jiunai-2502 |
| Part Number | Jiunai-2502 |
| Type | In-Ear |
| Color | Pink |
| Driver Unit | 13 millimeters |
| Frequency Response | 20000 hertz |
| THD | In Ear |
| Input Impedance | 32 ohms |
| Signal to Noise Ratio(SNR) | 114 decibels |
| Sensitivity | 114 decibels |
| Connector | 3.5mm |
| Ear Coupling | Single Ear |
| Noise Cancelling | sound_isolation |
| Microphone Impedance | ~3K ohm |
| Microphone Frequency Response | 20000 hertz |
| Microphone Signal to Noise Ratio(SNR) | 114 decibels |
| Microphone Sensitivity | 114 decibels |
| Features | sound_isolation, Tangle Free, Button Control, remote, Wired, In Ear, dynamic_driver, 32 ohm |
Questions about this item
What does the 13 mm driver actually deliver in everyday use?
The 13 mm dynamic driver produces clear vocals and balanced acoustics for music, calls and video playback.
What does the 3.5 mm connector limit or enable?
The 3.5 mm jack gives instant plug‑and‑play audio with zero latency on any device that has a standard headphone socket.
How does the triangle earbud housing fit in the ear?
The geometric triangle profile sits in a half in‑ear position and is designed for comfort during extended study sessions, commutes or flights.
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