€900以下のベスト通勤向けヘッドホン 2026年版

Based on the provided information, here is a concise summary of the Bose QuietComfort Ultra (2nd Gen) headphones: **Key Features & Specifications:** * **Product:** Bose QuietComfort Ultra (2nd Gen) Over-Ear Wireless Headphones * **Form:** Closed-back, Over-ear * **Key Audio Technology:** **Breakthrough Spatialized Audio** (Bose Immersive Audio) for a front-of-you, cinematic sound experience. * **Noise Control:** Advanced Hybrid ANC with **Quiet Mode** (best cancellation), **Aware Mode** (transparency), and **Immersion Mode** (combines ANC with spatial audio). * **Special Mode:** **New Cinema Mode** for optimized movie/video sound with balanced dialogue and effects. * **Connectivity:** **Bluetooth 5.4** with Multipoint. **Lossless USB-C Audio** for wired, high-quality listening. * **Microphone:** **12 noise-rejecting mics** with AI-based background noise suppression for clear calls. * **Battery:** Up to **30 hours** (23 hours with Immersive Audio on). Supports charging while listening via USB-C. * **Design:** Premium, comfortable build with plush cushions and a refined metal headband. Weight: **227g**. * **Customization:** **CustomTune** technology adapts sound and noise cancellation to your unique ear shape. **Performance Notes:** * **Best For:** Calls (75.5/100) and Budget-conscious buyers (74.6/100) according to the provided scores. * **Weakest Area:** Studio use (36.2/100), suggesting they may not be optimized for critical, flat-response audio monitoring. * **Customer Rating:** **4.7/5** from 552 reviews, indicating high user satisfaction. **Overall Positioning:** These headphones are engineered for **immersive personal entertainment** (music, movies, gaming) and **effective communication** (calls) on the go. They prioritize comfort, advanced noise cancellation, and Bose's proprietary spatial audio experience over neutral studio accuracy.