# Headset Koss SB40

**URL:** https://aio.lv/en/product--koss-kosssb40--1058419
**Data updated:** 2026-03-11 11:41 (EET)
**Category:** Headphones
**Manufacturer:** Koss
**Manufacturer code:** KOSSSB40
**EAN:** 021299143131
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 53.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 44.62 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--koss-kosssb40--1058419

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Koss SB40 headset features a wired connection, ideal for calls and music. With a frequency range of 20 - 20000 Hz, it delivers clear sound quality. The sleek black design ensures comfort during extended use, making it perfect for both professional and personal use.

## Long description

The Koss SB40 headset is a wired, over-ear solution designed for clear calls and full-range audio playback. With a frequency response covering 20–20,000 Hz and a closed circumaural ear coupling, this black head-band headset provides acoustic isolation and consistent sound reproduction for work, communication and entertainment.
Advantages
The SB40 delivers a wide frequency range that supports detailed highs and substantial low-end presence thanks to its dynamic transducer. Its closed, circumaural ear cups offer effective passive noise isolation to help maintain focus in noisy environments. Soft leatherette cushions and an adjustable headband provide extended comfort during prolonged use, while the wired connection ensures stable, low-latency audio suitable for voice applications and gaming.
Suitable for
 Online calls and video conferencing
 PC and console gaming where low latency is important
 Listening to music with full-range response
 Voice recognition and other speech-driven applications
Key specifications
 Connectivity: Wired
 Ear coupling: Circumaural (over-ear), closed-back design
 Wearing style: Head-band
 Frequency response: 20–20,000 Hz
 Colour: Black
 Earpads: Soft leatherette cushions for extended comfort
How to use
Connect the headset to the appropriate audio jack on your PC, console or mobile device using the wired lead. Position the adjustable headband so the ear cups fully surround your ears for optimal isolation and sound. When using voice applications, place the microphone at a comfortable distance from your mouth to reduce excessive background noise and improve speech clarity. Adjust player or system volume to a safe listening level before extended sessions.
Usage recommendations
For best results in gaming and voice communication, use the SB40 with devices that support a direct wired audio connection to minimize latency. Clean the leatherette cushions occasionally with a damp cloth and store the headset in a dry place to prolong service life.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Headphone sensitivity | 96 dB |
| Impedance | 120 Ω |
| Ear coupling | Circumaural |
| Acoustic system | Open |
| Driver type | Dynamic |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |

### Performance

| Feature | Value |
|---|---|
| Product colour | Black |
| Headset type | Binaural |
| Wearing style | Head-band |
| Recommended usage | Calls/Music |
| Product type | Headset |

### Other features

| Feature | Value |
|---|---|
| Compatibility | Multi |

## FAQ

### How much does the Headset Koss SB40 cost, and is it available for purchase?

The price is 53.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 02.07.2026 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 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, 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/1058419/57892039_large.webp