# Headset Deltaco HL-BT404

**URL:** https://aio.lv/en/product--streetz-hl-bt404--4318424
**Data updated:** 2025-12-29 16:01 (EET)
**Category:** Headphones
**Manufacturer:** Streetz
**Manufacturer code:** HL-BT404
**EAN:** 7333048052681
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 32.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 26.85 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--streetz-hl-bt404--4318424

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Deltaco HL-BT404 headphones offer both wired and wireless connectivity with Bluetooth technology. Ideal for calls and music, they feature a frequency range of 20 - 20000 Hz and a wireless range of up to 10 meters. Weighing only 175 g, these black headphones are lightweight and comfortable for extended use.

## Long description

The Streetz Deltaco HL-BT404 noise-cancelling headphones provide wired and wireless connectivity for music and calls. They support Bluetooth connection or a supplied 3.5 mm cable, offer active noise cancellation when charged and enabled, and fold flat for easier storage. The headphones are circumaural, weigh 175 g and come in black with a head-band wearing style.
Advantages
These headphones combine active noise cancellation with both Bluetooth and wired 3.5 mm connectivity, allowing uninterrupted listening on the move or during travel. On-ear controls let you handle phone calls and control playback without reaching for your device. The fold-flat design reduces storage space in a bag, and the supplied USB Micro-B cable makes charging straightforward.
Suitable for
Listening to music during travel or commuting
Making and receiving phone calls
Using with laptops or mobile devices via Bluetooth or 3.5 mm cable
Reducing background noise in public spaces or on airplanes
Key specifications
Model: HL-BT404 (Streetz / Deltaco)
Connectivity: Bluetooth and wired (3.5 mm cable included)
Noise cancellation: Active (requires charged unit and enabled ANC)
Frequency response: 20–20,000 Hz
Wireless range: Up to 10 m
Weight: 0.175 kg
Ear coupling: Circumaural
Wearing style: Head-band
Colour: Black
Charging: USB Micro-B cable (included)
How to use
Charge the headphones using the supplied USB Micro-B cable and a USB power source before first use. Switch on the headphones and enable the noise-cancelling function to reduce ambient sound. Pair with your device via Bluetooth or connect using the 3.5 mm cable if you prefer a wired connection. Use the on-ear buttons to answer calls, adjust volume and control playback. Fold the headphones flat when storing them in a bag or case.
Usage recommendations
For reliable noise cancellation, ensure the headphones are sufficiently charged and that ANC is turned on. Use Bluetooth within the specified wireless range (up to 10 m) for stable wireless performance, and keep the supplied cables and charging lead with the headphones for wired use and charging when needed.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Headphone sensitivity | 110 dB |
| Impedance | 32 Ω |
| Driver unit | 40 mm |
| Ear coupling | Circumaural |
| Noise canceling type | Active |
| Noise canceling | Yes |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired & Wireless |
| Bluetooth version | 5.0 |
| Wireless range | 10 m |
| Bluetooth | Yes |
| USB connectivity | Yes |
| USB connector | Micro-USB |
| 3.5 mm connector | Yes |

### Performance

| Feature | Value |
|---|---|
| Product colour | Black |
| Volume control | Button |
| Control type | Buttons |
| Headset type | Binaural |
| Wearing style | Head-band |
| Operating keys | Volume -, Volume +, Answer/end call, Track |
| Recommended usage | Calls/Music |
| Product type | Headset |
| Control unit type | On-ear control unit |

### Other features

| Feature | Value |
|---|---|
| Continuous audio playback time | 9 h |

### Microphone

| Feature | Value |
|---|---|
| Microphone frequency | 20 - 20000 |
| Microphone sensitivity | -42 dB |
| Microphone input impedance | 2200 Ω |

### Design

| Feature | Value |
|---|---|
| Foldable | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.175 kg |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium Polymer (LiPo) |
| Battery type | Built-in battery |
| Battery capacity | 380 mAh |
| Battery operated | Yes |
| Input voltage (earpieces) | 3.7 V |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85183000 |

## FAQ

### How much does the Headset Deltaco HL-BT404 cost, and is it available for purchase?

The price is 32.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 876 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 06.07.2026 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 Streetz 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 Streetz 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, weight, product colour, wearing style, 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/4318424/64656649_large.webp