Model: 5002-407
Welcome to the world of wireless audio with your new SENTRY Ultra-Light Bluetooth Earbuds. Designed for comfort and superior sound, these earbuds feature an LED power display, bass acoustic design, and intelligent touch controls. They are perfect companions for running, workouts, and various daily activities, providing stable connections and a seamless listening experience.
The SENTRY Ultra-Light Bluetooth Earbuds are engineered for convenience and high-quality audio. Below are the main components and their functions.

Image 1: Earbuds in Charging Case. This image displays the SENTRY Ultra-Light Bluetooth Earbuds securely placed within their black charging case. The case is open, revealing both earbuds and four blue LED indicator lights on the front, signifying battery status. The earbuds are black with a smooth, rounded design.

Image 2: Individual Earbuds. This image shows the two SENTRY Ultra-Light Bluetooth Earbuds separated from their charging case. Each earbud is black, featuring a circular touch control area with a small blue LED indicator light, indicating their operational status. The design is compact and ergonomic, suitable for in-ear placement.
Before first use, place both earbuds into the charging case. Connect the charging cable to the case and a power source. The LED display on the case will indicate the charging status. Fully charge the earbuds and case for optimal performance.
The earbuds will automatically power on when removed from the charging case. If they do not, press and hold the touch control area on each earbud for 3 seconds.
The SENTRY Ultra-Light Bluetooth Earbuds feature intuitive touch controls on each earbud. The functions may vary slightly between left and right earbuds.
| Acció | Funció |
|---|---|
| Toc únic (esquerra/dreta) | Reproduir / Pausar música, Respondre / Finalitzar trucada |
| Doble toc (esquerra) | Pista anterior |
| Doble toc (dreta) | Pista següent |
| Toc triple (esquerra/dreta) | Activar l'assistent de veu (Siri, Google Assistant, etc.) |
| Manteniu premut (2 segons) | Rebutja la trucada |
| Manteniu premut (5 segons) | Power On/Off (if not in case) |
When the charging case battery is low, connect it to a USB power source using the provided charging cable. The LED indicators on the case will show the charging progress.
Ensure earbuds are charged. Turn off and on Bluetooth on your device. Forget the device in your Bluetooth settings and try pairing again. Ensure earbuds are in pairing mode (LED flashing).
Place both earbuds back into the charging case, close the lid, wait a few seconds, then open and remove them. This often re-syncs them. Check battery levels for both earbuds.
Adjust volume on both your device and the earbuds. Clean any debris from the earbud speakers. Ensure earbuds are properly seated in your ears.
Check the charging cable and power adapter. Ensure the cable is securely connected to both the case and the power source. Try a different cable or power source.
| Característica | Detall |
|---|---|
| Nom del model | 5002-407 |
| Marca | SENTIR |
| Tecnologia de connectivitat | Sense fil (Bluetooth) |
| Versió Bluetooth | 5.0 |
| Interval Bluetooth | 10 metres (33 peus) |
| Tipus de control | Control multimèdia, tàctil |
| Tipus de controlador d'àudio | Conductor dinàmic |
| Interval de freqüència | 20 Hz - 20 kHz |
| Pes de l'article | 7.2 unces |
| Color | Negre |
| Col·locació de l'orella | A l'orella |
| Control de soroll | Cancel·lació passiva de soroll |
Watch the official product video for a visual guide to the SENTRY Ultra-Light Bluetooth Earbuds' features and design.
Video: SENTRY Ultra-Light Bluetooth Earbuds Overview. Aquest vídeo ofereix una descripció completaview of the SENTRY Ultra-Light Bluetooth Earbuds, highlighting their key features such as the LED power display, compact design, bass acoustic sound, intelligent touch controls, and stable Bluetooth connectivity. It showcases the product in both black and white color options and demonstrates its portability and ease of use.
SENTRY products are designed and manufactured to the highest quality standards. For warranty information, technical support, or customer service inquiries, please refer to the contact details provided on the product packaging or visit the official SENTRY weblloc web. Si us plau, conserveu el comprovant de compra per a reclamacions de garantia.
For further information, you may also visit the product detail page on Amazon.com.
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