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Bose Ultra Open Earbuds LE 空間オーディオイヤホンオープンイヤー完全ワイヤレス Bluetooth接続マイク付最大7.5時間再生防滴ドリフトウッドサンド

￥27,720

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Price history ￥27,720 – ￥31,680

Bose Ultra Open Earbuds Buying Guide: Spatial Audio & Open-Ear

Name: Bose Ultra Open Earbuds LE 空間オーディオ イヤホン オープンイヤー 完全 ワイヤレス Bluetooth接続 マイク付 最大7.5時間再生 防滴
Brand: Bose
SKU: B0FL2F6LXD
Price: 27720 JPY
Availability: InStock

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

4.1(1,220)

JPSaver Score

Rating

4.1

Popularity

3.9

Open-ear earbuds that balance environmental awareness with spatial audio. Battery life varies depending on audio settings.

👍 Great for

Ideal for those who want to enjoy audio while staying connected to their environment or those who dislike in-ear buds.

🤔 Not for you if

Not recommended for those seeking total noise isolation or those requiring more than 4.5 hours of continuous Immersive Audio use.

✓ Pros

• Open-ear design maintains awareness of the environment [S1]
• Immersive Audio provides a spatial sound experience [S1]
• Bluetooth multipoint for seamless device switching [S1]
• IPX4 water resistance for sweat and rain [S1]

✗ Cons

• Playback time drops to a maximum of 4.5 hours when Immersive Audio is on [S1]

Review

The Bose Ultra Open Earbuds feature an open-ear design that allows users to remain aware of their surroundings while listening to audio [S1]. Utilizing OpenAudio technology and Immersive Audio, these earbuds aim to provide a spatial listening experience without blocking the ear canal [S1]. Battery life offers up to 7.5 hours of continuous playback, although this decreases to 4.5 hours when Immersive Audio is enabled [S1]. The included charging case provides an additional 19.5 hours of playback [S1]. For durability, the device is IPX4 rated, making it resistant to splashes, sweat, and rain [S1]. Connectivity features include Bluetooth multipoint for switching between devices and Bose SimpleSync for pairing with compatible Bose smart soundbars and speakers [S1]. Controls are managed via simple button operations [S1].

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FAQ

Q. How long is the battery life? ▾

Up to 7.5 hours of continuous playback, or up to 4.5 hours when Immersive Audio is enabled [S1].

Q. Is it waterproof? ▾

It is IPX4 rated, meaning it is resistant to splashes, sweat, and rain [S1].

Q. Can it connect to multiple devices? ▾

Yes, it supports Bluetooth multipoint for seamless switching between devices like phones and laptops [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: 2026-09-06

[S1] Bose Ultra Open Earbuds LE 空間オーディオイヤホンオープンイヤー完全ワイヤレス Bluetooth接続マイク付最大7.5時間再生防滴ドリフトウッドサンド — 2026-07-06

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.