# In-ear wired headphones Koss KEB9i — intraaural, 18–20000 Hz, 1.2 m cable, blue

**URL:** https://aio.lv/en/product--koss-189593--1218766
**Data updated:** 2026-02-12 09:42 (EET)
**Category:** Headphones
**Manufacturer:** Koss
**Manufacturer code:** 189593
**EAN:** 021299189597
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 9.91 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--koss-189593--1218766

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Wednesday | free |
| Pickup points | 13.07.2026 | 1.89 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Koss KEB9i are wired in-ear (intraaural) headphones designed for calls and music. They offer a frequency response of 18–20000 Hz for clear audio reproduction and come with a 1.2 m cable for comfortable everyday use. The blue design provides a casual look while the compact in-ear form factor ensures portability and convenience for commuting, work, or leisure.

## Long description

Koss KEB9i are wired in-ear headphones designed for everyday use. Their intraaural form factor fits directly in the ear canal for compact portability, and the 18–20000 Hz frequency response covers a wide audio range suitable for voice calls, podcasts and music playback. A 1.2 m cable provides sufficient length for pocketed devices while keeping movement manageable. The blue finish gives a simple, casual appearance and the lightweight construction supports comfortable short-to-medium listening sessions.
Advantages
The Koss KEB9i deliver balanced audio across lows, mids and highs within the specified 18–20000 Hz range, enabling clear vocal reproduction and adequate musical detail. The wired connection ensures consistent signal delivery without the need for pairing or charging. The intraaural design improves passive noise isolation compared with open earbuds, while the 1.2 m cable provides a compromise between freedom of movement and tangle control. Compact size and low weight make these earphones convenient to carry and store.
Suitable for
Voice calls and conferencing with smartphones and tablets
Listening to music, podcasts and audiobooks during commute or leisure
Portable use with MP3 players, laptops and other devices with a headphone jack
Short recording checks and on-the-go monitoring
Key specifications
Ear coupling: intraaural (in-ear)
Connectivity: wired analogue connection
Frequency response: 18–20000 Hz
Cable length: 1.2 m
Wearing style: in-ear
Colour: blue
How to use
Insert the ear tips gently into the ear canals and adjust depth until a comfortable seal is achieved to improve bass response and passive isolation. Connect the plug to the device’s headphone jack. Control playback and calls using the connected device; these headphones do not contain onboard controls or a battery. After use, wind the cable loosely to avoid tight bends and store the earphones in a protective pouch to prevent damage.
Usage recommendations
For best audio clarity and comfort, try different ear tip sizes to find the optimal seal. Keep volume at moderate levels to protect hearing during extended use. When using on public transport or in busy environments, the intraaural fit helps reduce ambient noise but does not eliminate it entirely—remain aware of surroundings.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 18 - 20000 |
| Impedance | 16 Ω |
| Ear coupling | Intraaural |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| 3.5 mm connector | Yes |

### Performance

| Feature | Value |
|---|---|
| Cable length | 1.2 m |
| Product colour | Blue |
| Wearing style | In-ear |
| Sound pressure level (max) | 110 dB |
| Recommended usage | Calls/Music |
| Product type | Headphones |

## FAQ

### How much does the In-ear wired headphones Koss KEB9i cost, and is it available for purchase?

The price is 11.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 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 Wednesday 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 Koss 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 Koss 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, cable length, wearing style, product colour, 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/1218766/62259100_large.webp