SoundSport Free wireless headphones (Bright Orange) Brand: BOSE SoundSport Wearing style: Separate left and right, completely independent Color: Orange Wireless/Wired connection: Wireless Headphone features: Automatic power on function, Automatic power off function, Waterproof, splash-proof Wireless standard: Bluetooth Wireless features: Multi-pairing IP standard (waterproof standard): IPX4 Charging port: USB Charging time: 2.0 hours Weight (g): 18.0 g The StayHear+ Sport tips provide a comfortable and stable fit. The battery lasts up to 5 hours on the earbuds alone, and up to 10 hours with the charging case. The design is water and sweat resistant, making it suitable for sports use. The price was 27,000 yen (excluding tax). I am selling these because I no longer use them. Sold as is. Operation confirmed.