☆ New, Unused Although I opened the package once, the item is unused. *Please check the photos before purchasing. ◆ Manufacturer: HAOYUYAN ◆ Color: Black ◆ Model Name: BX17 ◆ Connectivity Technology: Bluetooth 5.3 【Perfect Fit for Sports & IPX7 Waterproof】 With flexible ear hooks that withstand long workouts and three sizes of silicone tips, you can achieve a perfect, non-slip fit. The IPX7 waterproof rating (resistant to submersion in 1 meter of water for 30 minutes) protects against sweat, rain, and the risk of submersion, making it ideal for intense training, running, and outdoor adventures. 【Immersive Sound & Noise Canceling】 The 14.3mm large dynamic driver and advanced acoustic tuning reproduce powerful bass, clear highs, and balanced mid-tones. The ergonomic design enhances passive noise isolation, and the built-in microphone captures calls clearly even in noisy environments. 【Type-C Fast Charging & Tactile Button Operation】 The charging case can be fully charged in about 1.5 hours via USB-C. Intuitive physical button operation allows you to adjust the volume, skip tracks, answer calls, and activate the voice assistant without looking, and can be operated reliably even with gloves or wet fingers. 【Up to 80 Hours of Playback & Easy-to-See LED Dual Display】 The earphones alone provide up to 15 hours of playback, and up to 80 hours with the charging case. The dual LED screen on the charging case allows you to check the remaining battery level at a glance, so you don't have to worry about running out of battery during training. 【Automatic Pairing & Environmentally Conscious Design】 With hall switch technology, simply opening the case automatically connects to the last used device (automatic pairing). Compatible with a wide range of devices such as iOS, Android, tablets, and PCs (Bluetooth 5.3 compatible), maintaining a stable connection of about 10m. The sustainable design is supported by environmentally conscious users, employing recycled materials and energy-saving design, combined with replaceable ear tips to extend product life. *Returns not accepted.