[IPX7 Waterproof]: IPX7 waterproof Bluetooth speaker with anti-splash glue coating. It is drop resistant and durable, rain and splash proof, ideal for outdoor activities and showers. The super suction cups can be adsorbed on bathroom walls, kitchens, tiles and offices, allowing you to enjoy the beauty of music anytime, anywhere.[Excellent sound quality]: Thanks to the perfect performance driver and passive woofer, the treble is crisp and clear, the bass is deep and powerful, and you can enjoy the best acoustic experience. Built-in microphone, you can communicate on the phone without disconnecting when you call.[Bluetooth 5.0 technology]: Bluetooth 5.0 version guarantees instant and stable connection, the connection distance can be up to 10 meters, and it is compatible with cellphones, PCs, tablets or any other device that supports Bluetooth .[Lightweight and portable]: Ultra-compact design of portable bluetooth speakers, small and portable, very suitable to be stowed in any pocket or purse. It provides a removable metal alloy carabiner that can be attached to a backpack or belt. It is very suitable for outdoor adventure activities such as camping, climbing, hiking or biking, running.[USB Charging]: The speaker is powered by a large capacity 500mAh rechargeable lithium-ion battery, adopts advanced power management technology, and supports 4-5 hours of music playback (depending on the volume).