◆ Extracted from Auto-Input - Model Name: WF-1000XM3 - Brand: SONY - Features: Noise Canceling, Bluetooth, Voice Assistant Compatible - Accessories: Charging Case, USB Cable, Ear Tips - Battery Life: Up to 24 hours (with charging case) ◆ Origin My husband purchased these about 3 years ago for around 30,000 yen. He used them for about a year. These were the first in a series of noise-canceling headphones he tried, as he was particular about noise cancellation. The instruction manual and spare ear tips are included. ◆ Operation Confirmed & Alcohol Sanitized ◆ Current Status Check [as of 2025.11.14] Tester: Husband Full charge -> After 1 hour and 15 minutes of commuting use -> Both left and right earbuds announced "70%" remaining ≒ Consumed 30% in 75 minutes ★ Reason for Switching He is a member of an amateur orchestra and wanted to obtain headphones with superior noise-canceling capabilities for listening to classical music. After trying various models, he has settled on a pair from BOSE.