Negotiation comments are welcome! This is the black Bose QuietComfort Ultra Headphones! Purchased from Amazon.co.jp in November 2025. Retail price: ¥59,400 [Specifications] Included items: Carrying case, USB (A to C) cable (0.5 m), 3.5 mm - 2.5 mm audio cable (1 m) Weight: 253g Dimensions: 140x195x50mm Bluetooth version: 5.3 Continuous playback time: Approximately 24 hours (up to 18 hours with Immersive Audio) Charging time: Approximately 3 hours Quick charge function: Up to approximately 150 minutes with a 15-minute charge Bose model name...QuietComfort Ultra Headphones