# In-ear wireless headphones ESPERANZA EH231K — Bluetooth 5.0, touch control, 20–20,000 Hz, 4 h talk time, charging case 300 mAh, black

**URL:** https://aio.lv/en/product--esperanza-eh231k--8372964
**Data updated:** 2026-01-21 11:00 (EET)
**Category:** Headphones
**Manufacturer:** ESPERANZA
**Manufacturer code:** EH231K
**EAN:** 5901299958384
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 9.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 8.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--esperanza-eh231k--8372964

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 25.06.2026 | 1.99 EUR |
| Courier delivery to door | 25.06.2026 | 4.99 EUR |

## Summary description

ESPERANZA EH231K are in-ear wireless earbuds with Bluetooth 5.0 and A2DP profile, designed for calls and music. They feature touch controls, built-in microphone, frequency response 20–20,000 Hz and LED power indicators. Single-ear talk time is up to 4 hours; earbuds have 40 mAh cells and the charging case holds 300 mAh. Charging uses Micro-USB for the earbuds and USB‑C on the case. Practical for daily commuting, remote work and hands-free calling.

## Long description

TWS wireless headphones connect without cables both to the audio source and to each other, providing a fully wireless listening experience. These compact headphones let you listen to music and take phone calls hands-free. Touch-sensitive controls on the earbuds manage playback and calls, while the included charging case with a built-in 300 mAh battery recharges the earbuds during travel, exercise, or daily use.
Advantages
Compact and lightweight design for comfortable long-term wear. True wireless connection between left and right earpieces eliminates cable tangles. Touch controls enable quick operation without reaching for the connected device. The charging case with a 300 mAh battery extends operating time by recharging the earbuds on the go.
Key specifications
 Type: True Wireless Stereo (TWS) earbuds
 Connection: Wireless (Bluetooth)
 Controls: Touch-sensitive function buttons
 Charging case battery capacity: 300 mAh
 Functions: Music playback, phone calls
How to use
Remove the earbuds from the charging case to power them on and establish a wireless connection with your playback device. Use the touch controls on the earbuds to play/pause music, skip tracks, and answer or end calls. Place the earbuds back into the charging case after use to recharge them from the case's 300 mAh battery.
Recommendations
Keep the charging case charged and clean the earbuds’ contact points regularly to ensure reliable charging and stable wireless performance.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Ear coupling | Intraaural |
| Intraaural headphones type | Earbuds |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| Bluetooth version | 5.0 |
| Frequency band | 2.402-2.480 |
| Bluetooth | Yes |
| Bluetooth profiles | HSP, HFP, A2DP, AVRCP |
| USB connector | Micro-USB |

### Performance

| Feature | Value |
|---|---|
| LED indicators | Power |
| Product colour | Black |
| Control type | Touch |
| Wearing style | In-ear |
| Recommended usage | Calls/Music |
| Product type | Headphones |

### Other features

| Feature | Value |
|---|---|
| Talk time | 4 h |

### Battery

| Feature | Value |
|---|---|
| Battery type | Built-in battery |
| Battery capacity | 40 mAh |
| Battery recharge time | 1 h |
| Battery voltage | 5 V |
| Battery capacity (charging case) | 300 mAh |

### Base station

| Feature | Value |
|---|---|
| Base station colour | Black |
| Base station USB connector | USB Type-C |

## FAQ

### How much does the ESPERANZA EH231K in-ear wireless headphones cost, and is it available for purchase?

The price is 9.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1780 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 Thursday 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 ESPERANZA 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 ESPERANZA 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: ear coupling, connectivity technology, product colour, wearing style, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/8372964/62245271_large.webp