Bluetooth Sleep Wireless Earbuds,2024 Best Invisible Sleep Wireless Earphone,Sleep Headphones Wireless Bluetooth,Noise Cancelling Earbuds for Sleep,Sleep Earbuds for Side Sleepers. Features: Invisible design and ergonomics. Designed for sleep. Simple touch operation. No-feel when wearing. Dual noise reduction technology. Bluetooth 5.3 and fast connection. Premium sound quality and safety guarantee. Specification: Product Name: Bluetooth Sleep Wireless Earbuds. Input voltage: DC5V-1A. Standby time: 150 hours. Bluetooth protocol: 5.2. Color: skin color, white, black, pink. Dimensions: 8*8*3cm / 3.1*3.1*1.2in. Package includes: 1pc*Bluetooth Sleep Wireless Earbuds. Note: 1. Due to the Different Monitor and Light Effect, The Actual Color of the Item Might Be Slightly Different from the Color Showed on the Pictures. 2. Please Allow 1-2cm Measuring Deviation Due to Manual Measurement.