# Headset EPOS ADAPT 135 USB-C II

**URL:** https://aio.lv/en/product--sennheiser-1000918--11355868
**Data updated:** 2025-12-30 21:10 (EET)
**Category:** Headphones
**Manufacturer:** Sennheiser
**Manufacturer code:** 1000918
**EAN:** 5714708007197
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 29.49 €
**Prices and availability valid until:** 2026-08-16 23:59
**Price without VAT (21%):** 24.37 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sennheiser-1000918--11355868

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 31.07.2026 | free |
| Pickup points | 05.08.2026 | 1.79 EUR |
| Courier delivery to door | 05.08.2026 | 4.99 EUR |

## Summary description

The EPOS ADAPT 135 USB-C II headset offers wired connectivity and is ideal for office and call center use. With a frequency range of 20 - 20000 Hz, it ensures clear audio quality. The 2.312 m cable provides flexibility, while the lightweight design at 105 g ensures comfort during long use. Its sleek black color adds a professional touch.

## Long description

The EPOS ADAPT 135 USB-C II is an on-ear, single-sided wired headset with USB-C and 3.5 mm jack connectivity, designed for hybrid workplaces and UC professionals. It features a detachable USB cable, a discreet fold-away boom arm for business-grade call quality, and lightweight construction for all-day use. The headset includes large on-ear foam pads, a fold-flat ear cup design and a carry pouch for portability, and an in-line call control with a noise limiter switch compatible with EPOS Connect.
Advantages
The headset combines reliable plug-and-play connectivity via USB-C or USB-A (with appropriate cable), clear audio across a 20–20000 Hz frequency range, and a comfortable supra-aural fit with newly designed foam ear pads that help damp ambient noise. Its fold-away boom arm keeps a professional appearance when not on calls, and the lightweight 105 g construction plus a 2.312 m cable provide mobility and flexibility in office or remote setups.
Suitable for
Office professionals and UC users who need wired connectivity
Call centers and customer support agents
Hybrid workers who switch between desk and mobile use
Remote meetings and frequent voice calls
Key specifications
Model: EPOS ADAPT 135 USB-C II (MPN 1000918, EAN 5714708007197)
Ear coupling: Supraaural (on-ear)
Connectivity: Wired — USB-C and 3.5 mm jack; detachable USB cable (USB-A/USB-C compatible)
Frequency response: 20–20000 Hz
Cable length: 2.312 m
Weight: 0.105 kg (105 g)
Wearing style: Head-band
Colour: Black
How to use
Connect the headset to your device using the USB-C connector or the 3.5 mm jack; use the detachable USB cable if switching between USB-A and USB-C ports. Position the single-sided headset on the preferred ear and unfold the discreet boom arm for calls. Adjust the headband for a secure, comfortable fit. Use the in-line call control to answer or end calls and the noise limiter switch via EPOS Connect to comply with regional sound limits.
Usage recommendations
For best call quality, unfold the boom arm and position the microphone close to the mouth. Use EPOS Connect to enable the noise limiter and to check firmware or compatibility updates. Store the headset in the carry pouch and fold the ear cup flat when transporting.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Magnet type | Neodymium |
| Ear coupling | Supraaural |
| Driver type | Dynamic |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wired |
| USB connectivity | Yes |
| USB connector | USB Type-C |
| 3.5 mm connector | Yes |
| Cable colour | Black |

### Performance

| Feature | Value |
|---|---|
| Cable length | 2.312 m |
| Certification | Avaya, Cisco Webex, Google Voice, Google Meet, Swyx, Google Chromebook |
| Product colour | Black |
| Total Harmonic Distortion (THD) | 55 % |
| Volume control | Button |
| Control type | Buttons |
| Detachable cable | Yes |
| Headset type | Monaural |
| Wearing style | Head-band |
| Operating keys | Multi-key, Mute, Volume +, Volume - |
| Sound pressure level (max) | 115 dB |
| Recommended usage | Office/Call center |
| Product type | Headset |
| Control unit type | In-line control unit |

### Other features

| Feature | Value |
|---|---|
| Quantity | 1 |
| Microphone mute | Yes |
| Pouch | Yes |

### Microphone

| Feature | Value |
|---|---|
| Microphone frequency | 100 - 8000 |
| Folding microphone | Yes |
| Microphone noise-canceling | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.105 kg |
| Height | 194 mm |
| Width | 157 mm |
| Depth | 58 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Storage temperature (T-T) | -20 - 70 |
| Operating temperature (T-T) | -20 - 70 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 157 g |
| Package depth | 160 mm |
| Package height | 60 mm |
| Package width | 180 mm |

### Packaging content

| Feature | Value |
|---|---|
| Quick start guide | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Master (outer) case height | 407 mm |
| Master (outer) case width | 460 mm |
| Master (outer) case length | 543 mm |
| Products per master (outer) case | 40 pc(s) |
| Harmonized System (HS) code | 85183000 |

## FAQ

### How much does the Headset EPOS ADAPT 135 USB-C II cost, and is it available for purchase?

The price is 29.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 31.07.2026 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 Sennheiser 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 Sennheiser 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, cable length, 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.

### Where can I download the instructions for Headset EPOS ADAPT 135 USB-C II?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11355868/65838355_large.webp