Features •Lens color : Black •Design: Pilot sunglasses •Packaging Package : 17X8X6 cm •Gross weight= 0.200 KG per item •Noise cancelling : Environmental Noise Cancellation (ENC) •BT Wireless : Bluetooth v5.2 •Waterproof Standard IP67 •Battery capacity(mah) : 55+55MA •Battery indicator : LED •Battery Charging Time : 1hr •Material : Metal + Plastic •Volume Control : Yes