◆ Thank you for viewing! We will handle initial defects if any. ◆ Shipping to Hokkaido, Okinawa, and remote islands requires separate postage. Please comment in the comment section if applicable. ◆ Product Description 【Bluetooth Connection】 Eliminate the hassle of wires with Bluetooth 5.3 connection! Pair with devices compatible with Bluetooth 5.3, such as smartphones and tablets, to enjoy music, videos, and calls. 【2-WAY Connection Possible】 Switch between earphones and speakers with a simple switch! 【3D Stereo Sound】 Experience immersive sound with 3D surround sound speakers! 【IPX5 Waterproof】 Waterproof and dustproof design, suitable for outdoor activities and running. 【Call Function】 Hands-free compatible, with a built-in microphone, allowing you to make calls while wearing them! Also, it's lightweight at 100g, so you don't have to worry about fatigue such as stiff shoulders even after wearing it for a long time! 【6 Reasons to Choose】 ○ Bluetooth 5.3 ○ 3D Stereo Sound ○ Japanese Voice Guidance ○ IPX5 Waterproof ○ Simultaneous Connection of 2 Devices ○ Technical Standards Compliance Certification 【Large Capacity Battery】 Up to 50 hours of continuous use for earphones and up to 15 hours for speakers! Charging time is about 2 hours with Type-c charging.