# Gaming headphones Onikuma GT838 (blue) — wired stereo, over-ear

**URL:** https://aio.lv/en/product--onikuma-gt838-blue--12239814
**Data updated:** 2026-03-30 12:54 (EEST)
**Category:** Headphones
**Manufacturer:** Onikuma
**Manufacturer code:** GT838 Blue
**EAN:** 6972470564112
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 34.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 28.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--onikuma-gt838-blue--12239814

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Onikuma GT838 gaming headphones in blue are over-ear wired stereo headphones designed for gaming and multimedia. They feature a closed-back design for sound isolation, adjustable headband and padded earcups for extended comfort, and an integrated microphone for in-game communication. Suitable for PC and consoles with a compatible audio jack or adapter.

## Long description

Onikuma GT838 (blue) are wired stereo over-ear gaming headphones designed for gaming and multimedia use. The closed-back construction reduces ambient noise and helps keep in-game audio focused. Adjustable headband and padded earcups provide extended comfort for long sessions, while the integrated microphone supports voice communication. Wired connectivity ensures stable audio with compatible PCs and consoles using the appropriate audio jack or adapter.
Advantages
The closed-back design offers passive sound isolation to improve immersion. Comfortable foam-filled earcups and an adjustable headband reduce pressure during prolonged wear. A built-in microphone enables clear in-game communication without additional accessories. Wired stereo connection provides low-latency, consistent audio for competitive play and multimedia. Included USB-C cable and adapter allow for easy charging of the internal battery when required.
Suitable for
 PC and laptop gaming with a compatible audio jack or adapter
 Console gaming on systems that accept wired headsets
 Voice chat and online multiplayer communication
 Watching movies, streaming and general multimedia
Key specifications
 Design: over-ear, closed-back
 Connection: wired stereo with included USB-C cable and adapter
 Frequency response: 20 Hz – 20 kHz
 Impedance: 32 Ω ±15%
 Sensitivity: 117 dB
 Battery capacity: 1000 mAh (supports up to approximately 10 hours playback)
 Charging interface: USB-C, charging time approximately 2 hours
 Bluetooth: V5.3 (for wireless use where applicable) with approximate range up to 15 m
How to use
Connect the headphones to your device using the wired connector or the included USB-C adapter and cable as needed. Adjust the headband for a secure fit and position the padded earcups over your ears to optimise comfort and sound isolation. Use the integrated microphone for voice chat; ensure in-device audio settings select the headset as input and output. When battery power is low, charge the headset via the USB-C port until fully charged.
Usage recommendations
For best audio performance, set your device audio output to stereo and adjust volume to a comfortable level to prevent hearing fatigue. Use the wired connection for competitive gaming to minimise latency. Regularly clean earcup pads and avoid exposing the headset to moisture or extreme temperatures to prolong service life.

## FAQ

### How much does the Onikuma GT838 gaming headphones (blue) cost, and is it available for purchase?

The price is 34.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 35 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 09.07.2026 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 Onikuma 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 Onikuma 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/12239814/68107273_large.webp