For Sony WH-CH520/WH-CH720N Headphone Beam Protector(Blue) 14MarTag-UNIWA The remote control mode of

The remote control mode of power supply: built-in buttons

3 Green Ethernet technology

Professional optical lens with high precision

absorbed red color at depth of 5-25m

and improve the antenna gain

For Sony WH-CH520/WH-CH720N Headphone Beam Protector(Blue) 14MarTag-UNIWA The remote control mode of1. Material: silicone 2. Soft and comfortable, no fatigue when worn for a long time 3. Good air permeability, not easy to crack 4. Easy to replace 5. Good quality and long service life 6. Silicone design, light and soft 7. Waterproof and dirt resistant, durable and practical, easy to clean and washable, beautiful in color 8. For Sony WH CH520 WH CH720N Specification: General Compatible with Sony: WH CH520 , WH CH720N Package Weight One Package Weight