# Wireless over-ear headphones DEFENDER EEMOTION B645 — binaural, USB-C, AUX, 20–20,000 Hz, 105 dB sensitivity

**URL:** https://aio.lv/en/product--defender-63646--11548479
**Data updated:** 2026-01-21 13:42 (EET)
**Category:** Headphones
**Manufacturer:** DEFENDER
**Manufacturer code:** 63646
**EAN:** 4745090829433
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.99 €
**Prices and availability valid until:** 2026-07-10 23:59
**Price without VAT (21%):** 18.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--defender-63646--11548479

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 19.06.2026 | free |
| Pickup points | 26.06.2026 | 1.99 EUR |
| Courier delivery to door | 26.06.2026 | 4.99 EUR |

## Summary description

DEFENDER EEMOTION B645 are wireless over-ear (circumaural) binaural headphones with closed acoustic design for universal use. They support wireless connectivity, have a USB-C input and AUX-in for wired connection, frequency response 20–20,000 Hz and 105 dB sensitivity. Designed for comfortable head-band wearing and everyday listening. Do not disassemble or modify the product.

## Long description

DEFENDER EEMOTION B645 are wireless over-ear binaural headphones with a closed acoustic design intended for universal everyday use. The headphones feature a head-band wearing style and provide both wireless connectivity and wired options via USB‑C input and AUX-in. They deliver a frequency response of 20–20,000 Hz and a sensitivity of 105 dB. Do not disassemble or modify the product.
Advantages
The closed circumaural construction offers passive noise isolation and focused sound reproduction. Multiple connection options (wireless, USB‑C and AUX) provide flexibility for different devices. The head-band design ensures stable fit for prolonged listening sessions, while the wide frequency range and high sensitivity support clear audio playback across bass, mid and treble ranges.
Suitable for
 Everyday music listening at home or on the go
 Watching videos and online content
 Wired connection to devices with AUX or USB‑C
 Use with multiple devices via wireless pairing
Key specifications
 Headset type: binaural over-ear (circumaural)
 Acoustic design: closed
 Wearing style: head-band
 Connectivity: wireless; AUX-in; USB‑C input
 Frequency response: 20–20,000 Hz
 Sensitivity: 105 dB
 Recommended usage: universal
How to use
Charge the headphones via the USB‑C port if required, or connect a source directly using the USB‑C or AUX cable. Power on and pair with a wireless device following the device pairing procedure, then adjust volume on the source or headset. Place the head-band over the head with the ear cups fully covering the ears for correct circumaural fit. Follow the device indicators for battery and connection status.
Usage recommendations
Do not disassemble or modify the product. For prolonged comfortable use, take regular breaks and keep volume at a safe level to protect hearing. Store the headphones in a dry, dust-free place when not in use.

## FAQ

### How much does the Wireless headphones DEFENDER EEMOTION B645 cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 19.06.2026 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 DEFENDER 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 DEFENDER 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/11548479/66548754_large.webp