# In-ear headphones 7Hertz Sonus (model 7HZ-Sonus) — black, high-fidelity sound

**URL:** https://aio.lv/en/product--7hertz-7hz-sonus--11575746
**Data updated:** 2025-12-10 14:07 (EET)
**Category:** Other goods
**Manufacturer:** 7Hertz
**Manufacturer code:** 7HZ-Sonus
**EAN:** 6972953210116
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 64.99 €
**Prices and availability valid until:** 2026-09-01 23:59
**Price without VAT (21%):** 53.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--7hertz-7hz-sonus--11575746

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 11.08.2026 | 1.79 EUR |
| Courier delivery to door | 11.08.2026 | 4.99 EUR |

## Summary description

Wired in-ear headphones 7Hertz Sonus (7HZ-Sonus) in black deliver high-fidelity sound for everyday listening. Compact earbuds provide clear audio reproduction suitable for music, podcasts and calls. Lightweight design ensures comfortable wear and portability. Ideal for commuters, home use and mobile devices that support standard 3.5 mm audio or compatible adapters.

## Long description

Wired in-ear headphones 7Hertz Sonus (model 7HZ-Sonus) feature a standard 3.5 mm connection and are designed for high-fidelity audio playback on devices with an analog audio jack. The compact black earbuds offer clear sound reproduction suitable for music, podcasts and calls, and a lightweight design for comfortable wear and portability when used with PCs and other compatible devices.
Advantages
The 3.5 mm connection provides broad compatibility with desktop and laptop computers as well as other devices that support analog audio jacks. With no lighting or built-in microphone, the design is simple and focused on delivering audio playback without extra features that could affect weight or complexity. The in-ear format helps achieve a better passive seal for clearer sound and improved bass response when properly fitted.
Suitable for
Listening to music on PC and other devices with a 3.5 mm jack
Podcasts and spoken-word content
Everyday commuting and portable use
Basic voice calls when device mic is available
Key specifications
Brand: 7Hertz
Model: 7HZ-Sonus
Connection type: 3.5 mm
Lighting: No
Microphone: No
Earphone format: In-ear
Compatibility: PC and devices with 3.5 mm audio output
Color: Black
EAN: 6972953210116
How to use
Insert the 3.5 mm plug into the audio jack of your PC or other compatible device. Place the in-ear earbuds comfortably in your ears, choosing ear tips that provide a secure fit and seal. Control playback and volume using your PC, media player or device controls. When finished, remove the plug gently from the audio port and store the headphones to avoid cable strain.
Usage recommendations
For best audio quality, use with a device that has a functioning 3.5 mm audio output and select ear tips that match your ear size to ensure a comfortable seal and optimal sound reproduction.

## FAQ

### How much does the In-ear headphones 7Hertz Sonus 7HZ-Sonus cost, and is it available for purchase?

The price is 64.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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: Cash payment, 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 7Hertz 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 7Hertz 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/11575746/66612641_large.webp