Bose QuietComfort Ultra Earbuds (第2世代) ワイヤレスノイズキャンセリング Bluetooth イヤホン最長6時間連続再生 IPX4規格準拠イマーシブオーディオ迫力の重低音ブラック

￥33,936

* Prices are as of the time of writing. Please check Amazon for the latest prices.

Price history ￥30,545 – ￥33,944

Bose QuietComfort Ultra Earbuds (2nd Gen) Buying Guide

Name: Bose QuietComfort Ultra Earbuds (第2世代) ワイヤレス ノイズキャンセリング Bluetooth イヤホン 最長6時間連続再生 IPX4規格準拠
Brand: Bose
SKU: B0FCSGGHLL
Price: 33936 JPY
Availability: InStock

This AI-assisted buying guide summarizes public product information. We have not used or performance-tested this product.

4.2(866)

JPSaver Score

Rating

4.2

Popularity

3.7

A high-performance model featuring world-class noise cancellation and Immersive Audio for a cinematic listening experience.

👍 Great for

Ideal for those who want to block out significant environmental noise or experience immersive, cinema-like audio on the go.

🤔 Not for you if

May not be the best fit for users prioritizing extremely long single-charge battery life, especially when using immersive features.

✓ Pros

• Advanced personalization via ActiveSense and CustomTune [S1]
• Three-dimensional sound with Immersive Audio and Cinema Mode [S1]
• Convenient device switching via Bluetooth multipoint [S1]
• Stable fit with 9 possible combinations of tips and bands [S1]

✗ Cons

• Battery life drops to 4 hours when using Immersive Audio [S1]
• Current pricing may be higher than the original list price

Review

The Bose QuietComfort Ultra Earbuds (2nd Gen) are high-end wireless earbuds focusing on noise cancellation and spatial audio. They feature ActiveSense technology for automatic noise adjustment and CustomTune technology to personalize audio based on the user's ear shape [S1]. The 'Immersive Audio' and 'Cinema Mode' are designed to create a three-dimensional soundstage for music and video content [S1]. Battery life provides up to 6 hours in Quiet or Aware modes, reducing to 4 hours when using Immersive Audio [S1]. The device is IPX4 rated and supports Bluetooth multipoint for switching between two devices [S1]. For fit, it includes stability bands and ear tips with 9 possible combinations [S1]. Users should verify the availability of the Bose app for updates and full functionality [S1].

View on Amazon →

Specifications

ブランド	BOSE(ボーズ)
色	ブラック
耳の位置	インイヤー
ヘッドホン型式	インイヤー
ノイズコントロール	アクティブノイズキャンセル

FAQ

Q. How long is the battery life? ▾

Up to 6 hours in Quiet or Aware modes, and up to 4 hours when using Immersive Audio [S1].

Q. Is it water-resistant? ▾

Yes, it is compliant with the IPX4 standard [S1].

Q. Does it support multiple device connections? ▾

Yes, Bluetooth multipoint technology allows seamless switching between devices like a smartphone and a laptop [S1].

Q. Can the fit be customized? ▾

Yes, there are 9 possible combinations of ear tips and stability bands to ensure a secure fit [S1].

Sources and buying checks

This AI-assisted buying guide summarizes public product information. We have not used or performance-tested this product.

Guide updated: 2026-09-11

[S1] Bose QuietComfort Ultra Earbuds (第2世代) ワイヤレスノイズキャンセリング Bluetooth イヤホン最長6時間連続再生 IPX4規格準拠イマーシブオーディオ迫力の重低音ブラック — 2026-09-11

Before buying in Japan, check the exact model’s manual/app language, local warranty, required accessories and installation or compatibility requirements. Unlisted capabilities are not confirmed.