The EPOS ADAPT 135T USB-C II from the ADAPT 100 Series is a reliable and lightweight business headset designed for clear communication and everyday use.
It is equipped with a noise-canceling microphone, built-in remote, and is certified for Microsoft Teams, ensuring easy use with modern calling and meeting apps.
The mono design allows you to stay in touch with your surroundings, while the ergonomic headband ensures all-day comfort.

Features

• technology: wired
• wearing method: headband
• Headphone type: mono (one ear)
• certificate: microsoft teams
• Speaker frequency range: 20 – 20,000 Hz
• Microphone: 1-microphone technology
• bandwidth (sound): wideband
• built-in controller (inline controller): yes
• noise reduction: yes
• protection against acoustic shock: yes

Connectivity

• interface: usb-c
• Compatibility: Microsoft Teams, Zoom, Google Meet, Cisco Webex, Skype for Business

Product dimensions: 194 × 160 × 58 mm (7.64 × 6.30 × 2.28 in)
Weight: 0.085 kg
Color: black

Same summary

The EPOS ADAPT 135T USB-C II – mono wired headset is designed for users who spend a lot of time on business calls or in virtual meetings. The single-sided (mono) design allows for better perception of the surroundings, which can be useful in open offices or shared workspaces. The wired USB-C connection ensures reliable operation without battery power and reduces the possibility of interference or delays in audio transmission. The headset is less suitable for music lovers or those looking for a stereo experience and deeper bass, as the focus is on clear communication and comfort during long-term use.

Recommendation source: Enaa guides and team experience.

User view

This type of headset is most often used by professionals in offices, call centers, or working from home who need a reliable communication device for daily conferences and meetings. With one ear free, the user also stays connected to what is happening in the room, which increases responsiveness and reduces the feeling of isolation. If you are interested in more detail about which headset best suits your needs, check out our guide to choosing a headset .

Users often choose epos brand products because of their reliability and quality support for business communication.

Why buy at Enaa

Our selection of various headphones is always adapted to current usage trends and verified by a team of experts. Buying from Enaa also brings access to detailed expert guides and clear descriptions, making it easier to make the right choice based on your needs.

Answers to frequently asked questions

Is the EPOS ADAPT 135T USB-C II headset compatible with PCs, laptops and phones?

This model, with its USB-C connector, is primarily suitable for use with computers or laptops that support this type of interface; for use with phones, it is necessary to check compatibility and possible support for USB-C audio input.

Is the headset suitable for all-day wear?

The mono design and lightweight headband provide comfort even during prolonged use, but the feeling is always subjective; it is recommended to take a short break from time to time.

How well does the headset's microphone filter out ambient noise?

The microphone is optimized for business use and reduces ambient noise, but is not intended to completely isolate all sounds, which is common with higher-priced solutions with active noise cancellation.

Can I hear my surroundings and the other person at the same time?

Yes, the mono design leaves one ear free, so the user remains attentive to what is happening in the room during a call or meeting.

Where can I find more information about different types of headphones for work?

A more detailed explanation of the different types and purposes of headphones is available in our headphone selection guide .

Description updated: April 2026