Bose QuietComfort 45 are over-ear wireless headphones with active noise cancellation (ANC). They were released in 2021 and are the successor to the Bose QuietComfort 35 II.

The QuietComfort 45 has a sleek, minimalist design with soft earcups and a padded headband. They are comfortable to wear for long periods of time and provide good passive noise isolation. The ANC is effective at blocking out ambient noise, such as traffic, wind, and air travel.

The QuietComfort 45 connects to your devices via Bluetooth 5.1 and have a battery life of up to 24 hours. They also support the Bose Music app, which allows you to customize the sound and ANC settings.

The QuietComfort 45 are priced at $329. They are a good choice for people who are looking for a comfortable, well-rounded pair of noise-canceling headphones with good sound quality.

Here are some of the pros and cons of the Bose QuietComfort 45:

Pros:

• Excellent noise cancellation
• Comfortable to wear
• Long battery life
• Good sound quality
• Support for the Bose Music app

Cons:

• No support for Bluetooth multipoint
• No touch controls
• Could be better for bass lovers

Overall, the Bose QuietComfort 45 is a great option for people who are looking for a high-quality pair of noise-canceling headphones. They offer excellent noise cancellation, comfort, and battery life. However, they may not be the best choice for people who want the latest features, such as Bluetooth multipoint or touch controls.