header-product In-ear wireless headset Koss BT115i — Bluetooth, intraaural, black/grey
28.99 €

In-ear wireless headset Koss BT115i — Bluetooth, intraaural, black/grey

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Koss BT115i in-ear wireless headset Photo 1
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Koss BT115i in-ear wireless headset Photo 1
Koss BT115i in-ear wireless headset Photo 2
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In-ear wireless headset Koss BT115i — Bluetooth, intraaural, black/grey

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In-ear wireless headset Koss BT115i — Bluetooth, intraaural, black/grey

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Short description

The Koss BT115i is an in-ear wireless headset for calls and music with Bluetooth connectivity. It uses intraaural ear coupling and covers a frequency range of 18–20,000 Hz for clear audio reproduction. Compact and lightweight, the black/grey headset is designed for everyday use — voice calls, commuting and casual music listening.
Available at price 28.99 €: 4 pcs.
Total available for order: 12 pcs.
Warranty: 2 Years
SKU: 1217899
Manufacturer: Koss
delivery
to the Customer Service Center at Kengaraga 2b, Riga
Thursday {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
Thursday {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
16.06.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.05 kg)
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
16.06.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
payment
Payment Methods:
Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay
Together cheaper
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Product information

Description

The Koss BT115i in-ear wireless headset combines compact design with Bluetooth connectivity to provide a simple solution for voice calls and casual music listening. Featuring intraaural ear coupling and a frequency response spanning 18–20,000 Hz, the headset is engineered to reproduce speech and a wide range of musical tones with clarity. Its black and grey finish and lightweight construction make it suitable for daily use during commuting, office work or short workouts.

Advantages

The headset’s wireless Bluetooth connection eliminates cable clutter and enables hands-free communication. Intraaural ear coupling improves passive isolation and helps deliver clearer audio at lower volume levels. The unit’s compact form factor and low weight increase comfort for extended wear, while a straightforward control layout supports quick call and playback management. The frequency range ensures faithful reproduction of spoken voice and common music content.

Suitable for

  • Hands-free phone conversations in urban and office environments
  • Commuting and travel where compact, portable audio is needed
  • Casual music listening and podcasts
  • Short workouts and walking where sweat-resistance is not a primary concern

Key specifications

  • Ear coupling: intraaural (in-ear)
  • Connectivity: Bluetooth wireless
  • Wearing style: in-ear
  • Frequency response: 18–20,000 Hz
  • Colour: black and grey

How to use

Pair the Koss BT115i headset with a Bluetooth-enabled device by enabling Bluetooth on the device and selecting the headset from the list of available devices. Insert the earpieces gently into the ear canal until a comfortable seal is achieved. Use the on-cable or on-ear controls to answer and end calls, adjust playback, and manage volume as provided by the headset’s control set. After use, store the headset in a dry place and disconnect from the source device if not required.

Usage recommendations

For best audio clarity and comfortable fit, try different eartip sizes to achieve a secure seal. Keep firmware or device Bluetooth settings updated and recharge the headset according to the manufacturer’s instructions to maintain reliable connectivity.

Specifications

Ear coupling:
Intraaural
Connectivity technology:
Wireless
Wearing style:
In-ear
Product colour:
Black, Grey
All features

Headphones

Headphone frequency:
18 - 20000
Headphone sensitivity:
110 dB
Ear coupling:
Intraaural

Ports & interfaces

Connectivity technology:
Wireless
Bluetooth version:
4.2
Bluetooth:
Yes
USB connectivity:
No
3.5 mm connector:
No
2.5 mm connector:
No

Performance

Product colour:
Black, Grey
Headset type:
Binaural
Wearing style:
In-ear
Recommended usage:
Calls/Music
Product type:
Headset

Other features

Continuous audio playback time:
6 h
Rechargeable battery:
Yes

Design

Buttons quantity:
3

Battery

Battery technology:
Lithium-Ion (Li-Ion)
Battery type:
Built-in battery

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
BT5 4 Thursday Best delivery 28.99 € Best price
WH353 4 29.06.2026 43.49 €
WH357 4 01.07.2026 46.99 €
28.99 €
Stock: 4
Delivery Date: Thursday Best delivery
Warehouse: BT5
43.49 €
Stock: 4
Delivery Date: 29.06.2026
Warehouse: WH353
46.99 €
Stock: 4
Delivery Date: 01.07.2026
Warehouse: WH357

Customer reviews

Customer questions

FAQ

How much does the Koss BT115i in-ear wireless headset cost, and is it available for purchase?

The price is 28.99 € (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 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 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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, 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.

Where can I download the instructions for Koss BT115i in-ear wireless headset?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
shipping
Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
payment
Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.