# Dudao U4A Bluetooth 5.3 Business Headset with IPX5 Water Resistance — Black

**URL:** https://aio.lv/en/product--dudao-6976625332434--12364691
**Data updated:** 2026-04-26 18:53 (EEST)
**Category:** Headphones
**Manufacturer:** Dudao
**Manufacturer code:** 6976625332434
**EAN:** 6976625332434
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 34.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 28.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dudao-6976625332434--12364691

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Dudao U4A is a business-oriented Bluetooth 5.3 headset designed for hands-free calls and mobile communication. Featuring Bluetooth 5.3 connectivity and IPX5 splash resistance, this single-ear OWS-style headset suits professional use, remote work, call centers, and on-the-go conversations, offering reliable wireless pairing and protection against water splashes.

## Long description

The Dudao U4A Bluetooth 5.3 Business Headset is a single-ear OWS-style headset designed for professional mobile communication and hands-free calls. It uses Bluetooth 5.3 for stable wireless connectivity and includes IPX5 splash resistance to protect against light water exposure. The headset is compact, lightweight, and intended to support extended use in business, remote-work, and on-the-go scenarios.
Advantages
The headset provides reliable Bluetooth 5.3 pairing for lower latency and improved connection stability with compatible devices. Its IPX5 protection reduces the risk from sweat and light splashes during daily use. The single-ear OWS design allows users to keep one ear free for ambient awareness while conducting calls, and its lightweight form factor supports prolonged wear during work shifts or travel.
Suitable for
 Hands-free phone calls in business and office environments
 Remote work and video/audio conferencing
 Call center and customer service agents who require single-ear monitoring
 Commuting and on-the-go communication where ambient awareness is needed
When it may not be suitable
This single-ear headset is not designed for stereo music listening or immersive audio experiences; users seeking high-fidelity or dual-ear listening should select a stereo model. It offers splash resistance but is not fully waterproof, so it is not suitable for swimming, showering, or heavy rain exposure.
Key specifications
 Connectivity: Bluetooth 5.3 for wireless pairing with smartphones and tablets
 Water resistance: IPX5 splash-resistant construction
 Design: Single-ear OWS style, lightweight and compact
 Primary use: Hands-free calling and mobile communication
How to use
Power on the Dudao U4A and enable Bluetooth on your phone or other device, then select the headset from the devices available Bluetooth list to complete pairing. Wear the single-ear earpiece in the preferred ear so your other ear remains open to surrounding sounds. Use built-in controls on the headset to answer and end calls, adjust volume, or manage basic call functions according to the control layout. After use, store the headset in a dry place and recharge as required.
What to consider before purchase
 Requirement for single-ear (mono) operation versus stereo listening needs
 Compatibility of Bluetooth 5.3 with your device for optimal connection stability
 IPX5 rating provides splash protection but not full waterproofing
 Comfort and fit for extended wear during work shifts or call-center use
Usage recommendations
For reliable call performance, keep the paired device within typical Bluetooth range and avoid placing the device in a pocket or bag that may block signal. Clean the earpiece regularly and avoid exposure to heavy moisture. For extended daily use, confirm ear fit and adjust positioning to maintain comfort and clear voice pickup.

## FAQ

### How much does the Dudao U4A Bluetooth 5.3 Business Headset cost, and is it available for purchase?

The price is 34.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Dudao products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Dudao service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12364691/68347107_large.webp