# Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle

Sennheiser Accentum SE wireless headphones are listed with the BTD 600 Bluetooth dongle for computer connections. Hybrid noise cancellation, transparency mode, touch controls and a listed 50-hour battery life suit extended listening, while the dongle is aimed at USB-connected PC and Mac use.

- [Original product page](https://loonieperks.com/product/sennheiser-accentum-se-wireless-headphones-btd-600-dongle)
- [View offer](https://loonieperks.com/visit/sennheiser-accentum-se-wireless-headphones-btd-600-dongle)
- Market: CA
- Language: en-CA
- Currency: CAD
- Brand: Sennheiser
- Model: Accentum SE
- Category: Electronics > Headphones
- Price: 129.95 CAD
- Previous price: 179.95 CAD
- Discount: 28%
- Price checked: 2026-11-13T12:22:21.543Z
- Rating: 4 / 5
- Reviews: 320

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Hybrid ANC and transparency mode offer two distinct listening approaches, for reducing noise or staying more aware of surroundings.
- The listing describes a five-band EQ and customizable sound modes.
- BTD 600 is described as a USB-A/USB-C dongle for PC and Mac, with headphone media and call controls retained.

## Pros

- The listed 50-hour battery life is suited to long stretches between charges.
- Transparency mode provides an alternative to noise cancellation when awareness of the surroundings matters.
- The dongle bundle is specifically described for using the headphones with a desktop or laptop computer.

## Cons

- The listing says the headphones are not water resistant, limiting their suitability where water exposure is expected.
- There is no headphone jack listed, so a wired headphone connection is not specified.

## Specifications

### Identity
- Brand: Sennheiser
- Model: Accentum SE
- Colour: Black
- Form factor: Over Ear
- Driver type: Dynamic Driver
- Impedance: 106 ohm
### Audio and connectivity
- Wireless connection: Bluetooth
- Bluetooth version: 5.2
- Noise control: Hybrid Noise Cancellation
- Noise control features: hybrid\_noise\_cancellation, transparency\_mode
- Controls: Touch
- Control functions: Media Control, Call Control
- Headphone jack: No Jack
- Compatible devices: Laptops, Desktops, Smartphones, Tablets
### Power and battery
- Battery life listed: 50 hours
- Battery charge time: 3 hours
### Dimensions and installation
- Dimensions listed: 22 x 21.31 x 6.3 cm; 350 g
- Weight listed: 350 g
### Materials and protection
- Water resistance listed: Not Water Resistant
### Bundle and origin
- Country of origin: China
- Package type: Bundled with Accessories
- Number of items: 2

## Before you buy

- Listing details are inconsistent or unconfirmed: the title names an ACCENTUM Wireless and BTD 600 bundle, while details identify the model as Accentum SE and give Adapter, Dongle as built-in media. Battery details list 50 hours, and manufacturer copy separately claims up to 50 hours with ANC on. Confirm the exact headphone variant and bundle contents in the selected listing.

## A good fit for

- Listeners seeking over-ear wireless headphones with hybrid ANC and a transparency mode.
- People who want a listed long battery life for extended listening.
- PC or Mac users who want a USB Bluetooth dongle in the bundle for computer audio.

## Less suited to

- Buyers who need water-resistant headphones.
- Anyone who requires a headphone jack or a specified wired listening option.

## Customer feedback

Customer feedback highlights noise cancellation and battery life as positives, which may matter to listeners considering the listed hybrid ANC and 50-hour battery claim. Durability is a reported concern, while sound quality, overall quality, value, functionality and fit draw mixed opinions. The overall rating distribution is mostly positive but includes a meaningful spread of lower ratings, so it does not settle those individual trade-offs.
- Positive themes: Customers appreciate the noise cancellation.
- Positive themes: Customers appreciate the battery life.
- Negative themes: Customer feedback reports durability concerns.
- Mixed feedback: Opinions are mixed on sound quality, overall quality, value for money, functionality and fit.

## Frequently asked questions

### Is the BTD 600 dongle included?
The title and manufacturer copy describe a BTD 600 dongle in the bundle, while the built-in media detail lists Adapter, Dongle. Confirm the selected listing’s exact contents.
### Can these headphones connect to a computer?
The listing describes the BTD 600 as a USB-A/USB-C dongle for PC and Mac. It also lists Bluetooth-compatible laptops and desktops.
### What battery life is listed?
The technical details list 50 hours. Manufacturer copy also claims up to 50 hours with ANC on, so treat that as a claim rather than an independently verified runtime.
### Are they water resistant?
The listing specifies Not Water Resistant.

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## Add-ons

- [Sennehiser ACCENTUM Wireless Headphones, ANC, 50 Hr Battery, White](https://loonieperks.com/visit/sennheiser-accentum-se-wireless-headphones-btd-600-dongle)

## Images

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 1](https://loonieperks.com/i/ZdZcrHn4JZ3S1DOFfv1joRSzlrtFQWXEC0DZ8vpt0Dj9mTRyF24c8yt1IIjRfcSE0xehLG77CFBlgwzNATbKwGkoQKRWLNpN1nxbd_Zw8zUOypyCbnUXJ1M1.jpg)

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 2](https://loonieperks.com/i/1V6FD9iFNVyCE8_rXJ3zH2NvcPKCMvtaztbXyEK5_7n1VXOcjXYw15qD_eGozI_a-OC6R8S4EmvJ-V3vzq-yTg6okeWTlAqj_MnKuGJ73g4-xSgpuoLO3kFv.jpg)

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 3](https://loonieperks.com/i/RkT15XrCnh2ARqoxPAHKE6A_2VDzdkgQ8AX11vV8hSbd0mwjTfd5zn9UAKKUacno9tVF7_lPSLJtjTNH2J5AlKudgMk_rv4jsIVd-0kmBBfW9u3VoQPxJQnN.jpg)

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 4](https://loonieperks.com/i/xwG6q93QegyTRXRbozHmnlt9dAXLUwiZYkGW5e_4-mzIt7aB7fyp2wl_KRb2c4cajidLMLn6crjiP26vAVwOEKzm5xpn64djFHT-7agVC6esuSF-G-8Ypepf.jpg)

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 5](https://loonieperks.com/i/o-AR9PohYgClTBc-CgHYbt7BgDJSuVB-GGJdX8xo_RT4xkAxO8mTWRrES5ThO-D1ecI5wo8OHNuYY_J45vBgJiI96lZhZ2djLuhsbIKgYUu6pRElhwWVACCJ.jpg)

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 6](https://loonieperks.com/i/PyVLZTlD0p9oWUCpwmi5iz22QLk6o0qLnJWt9Mbn0lLXH4_JqSjTN39z7vV_m9GWiRCOPBwpT0v46juzO1T9EO3KQvPAW4UezHKEyegXeuIvWDvlWRlLOOtj.jpg)

![Sennheiser Accentum SE Wireless Headphones with BTD 600 Dongle — 7](https://loonieperks.com/i/xnrHdkgZYKivd1oHpK3VS0Z0BGpMCjB4Zkf9RXCk1ZpuYG8bV8nE7Uo71IpXvpCLeHWBLNCA_JytAHCqhx_T7mfH6tV8tfyC2NYh30I0hY3O8GACVJHhOKor.jpg)