Cross-Border Wireless Earphones Smart Semi-in-Ear Headphones

Cross-Border Wireless Earphones Smart Semi-in-Ear Headphones. Ultra-lightweight Design: Weighs only 98g, lighter than sunglasses, for all-day comfort. IP67 Waterproof Rating: Resistant to heavy sweat and shower conditions for durability. Extended Battery Life: 12 hours of continuous playback with 150 hours of standby time. Customizable Headbands: Includes 3 interchangeable headbands in different colors. One-Size-Fits-All Fit: Adjustable compression fit accommodates 54-64cm head circumference. Graphene-coated Drivers: Features ultra-thin 30mm graphene-coated MEMS speakers for clear audio. 18-Month Warranty: Covers manufacturing defects with battery replacement program after 500 cycles. Custom Logo Service: Available for orders of 300 pieces or more with private label packaging.