# Headphones OTL Super Mario Wireless In-ear Bluetooth for Calls and Music, 20–20000 Hz, 10 m range, Blue

**URL:** https://aio.lv/en/product--otl-sm0858--5056274
**Data updated:** 2026-03-07 15:12 (EET)
**Category:** Headphones
**Manufacturer:** OTL
**Manufacturer code:** SM0858
**EAN:** 5055371623971
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

OTL Super Mario wireless in-ear headphones with Bluetooth connectivity designed for calls and music. Frequency response 20–20,000 Hz provides full-range audio; wireless range up to 10 m supports mobile use. Lightweight design (145 g) and in-ear form factor suit commuting, remote work, and everyday listening. Colour: blue.

## Long description

OTL Super Mario Wireless In-ear Bluetooth headphones are compact TWS earpods designed for calls and music. With a stated frequency response of 20–20,000 Hz and Bluetooth wireless connectivity up to 10 m, these blue in-ear headphones prioritize portability and everyday use. The lightweight design (145 g) and in-ear form factor suit commuting, remote work and general listening, while the Mario "M" motif on each earbud identifies the themed design.
Advantages
These wireless in-ear headphones provide full-range audio across low, mid and high frequencies, using Bluetooth technology to keep a stable connection within a typical 10 m range. The earbuds include touch controls for play/pause, track changes, phone call handling and voice assistant activation. A USB Type‑C charging case extends listening time and the package includes two sizes of silicone eartips to improve fit and acoustic seal for more consistent sound and comfort.
Suitable for
Hands-free phone calls and video conferences
Listening to music, podcasts and audiobooks on the move
Commuting, travel and daily use
Light exercise where a compact, in-ear design is preferred
Key specifications
Frequency response: 20–20,000 Hz
Wireless range: up to 10 m
Form factor: true wireless in-ear earbuds
Weight: 145 g (total)
Wireless standard: Bluetooth (version unspecified in product data)
Charging: USB Type-C charging case; case provides additional playback charges
Control method: touch-sensitive controls
Included eartips: two silicone sizes for customised fit
Colour: blue
How to use
Place the earbuds in your ears with the silicone eartips that best fit your ear canals to achieve a secure fit and better acoustic seal. Open the charging case and follow the pairing procedure described in the included quick start guide to connect the headphones to a Bluetooth-enabled device; after the first pairing the earbuds will auto-pair for future use. Use the touch controls on the earbuds to play or pause audio, skip tracks, answer or reject calls, and activate voice assistant. Recharge the earbuds using the USB Type‑C port on the charging case when battery runs low; the case provides multiple additional charges.
Usage recommendations
For stable connection and optimal audio quality, keep the paired device within the 10 m wireless range and avoid large obstacles between device and earbuds. Select the correct eartip size to improve bass response and passive noise isolation. Charge the case and earbuds before extended use and follow local guidelines for safe listening volumes.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Ear coupling | Intraaural |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| Bluetooth version | 5.0 |
| Wireless range | 10 m |
| Frequency band | 2.4 - 2.48 |
| Bluetooth | Yes |

### Performance

| Feature | Value |
|---|---|
| Product colour | Blue |
| Control type | Touch |
| Headset type | Binaural |
| Wearing style | In-ear |
| Recommended usage | Calls/Music |
| Product type | Headphones |
| Designed for children | Yes |

### Technical details

| Feature | Value |
|---|---|
| Master (outer) case net weight | 3500 g |

### Other features

| Feature | Value |
|---|---|
| Continuous audio playback time | 6 h |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.145 kg |
| Height | 49.5 mm |
| Width | 70 mm |
| Depth | 26.5 mm |

### Battery

| Feature | Value |
|---|---|
| Battery type | Built-in battery |
| Battery recharge time | 1.5 h |
| Standby time | 180 h |
| Battery operated | Yes |
| Left earpiece battery capacity | 30 mAh |
| Right earpiece battery capacity | 30 mAh |
| Battery recharge time (charging case) | 1.5 h |
| Battery capacity (charging case) | 350 mAh |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 439 g |
| Package depth | 38 mm |
| Package height | 100 mm |
| Package width | 100 mm |
| Package type | Hanging box |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | USB Type-C |
| Ear pads | Yes |
| Charging case | Yes |
| Charging case capacity | 350 mAh |
| Charging case type | Wired |
| Charging case connector type | USB Type-C |
| Eartips material | Silicone |

### Logistics data

| Feature | Value |
|---|---|
| Products per pallet | 1500 pc(s) |
| Master (outer) case height | 255 mm |
| Master (outer) case width | 255 mm |
| Master (outer) case length | 230 mm |
| Harmonized System (HS) code | 8518300090 |

### Supplier features

| Feature | Value |
|---|---|
| Country of origin | China |
| Theme | Super Mario |

### Base station

| Feature | Value |
|---|---|
| Base station colour | Blue |
| Base station USB connector | USB Type-C |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 OTL 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 OTL 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, 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/5056274/59324810_large.webp