Description 1. Fully developed, allowing ears to breathe freely. Ear hanging design, comfortable to wear, stable and not falling off, ensuring sound quality while not entering the ear. 2. Comprehensively solve the volume and wearing issues of OWS earphones, with an overall prototype design, compact and convenient, ergonomic earphones, and comfortable to wear without feeling. 3. 3D holographic stereo: The unique headphone structure cavity, combined with the new Bluetooth 5.4 chip, provides a strong and powerful sound with the powerful thrust provided by the power amplifier. 4. Composite silicone peptide membrane speaker: Powerful speaker, combined with the chip's high thrust amplifier function, produces strong and powerful sound effects, enabling high-definition and powerful output for both music and calls. 5. Long battery life: Bluetooth 5.4 has low power consumption and lightweight design, ensuring light weight while improving overall battery life (when used in conjunction with a charging compartment), ensuring a single use of up to about 4.5 hours. Package Include: 1 x Wireless Headphones Note: 1. Please allow 2-3% difference due to manual measurement. 2. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)