Item Type: Wireless Bluetooth Speakers Material: ABS + Metal Waterproof Rating: IPX7 Bluetooth Version: 5.0 Speaker Output: 3W Internal Magnetic Battery Capacity: 500mAh Battery: Polymer Lithium Battery (Built-In) Play Time: 4 Hours Transmission Distance: Approx. 10m / 32.8ft Support Bluetooth, AUX External Connection, Call Function, Etc. Package List 1 x Speaker 1 x USB Data Cable 1Using the latest Bluetooth V5.0, the device can produce clear sound quality from 10 meters away, meeting the daily needs of users. 2The silicone shell and interface design ensure shockproof, dustproof and waterproof, which is very suitable for outdoor and shower. 3Small and light design, it also comes with a carrying cord, which is convenient to carry, very suitable for home, office, party and travel use. 4You can use this mini bluetooth speaker to conveniently answer calls anywhere, as long as it is connected to your smartphone. 5Builtin 500mAh lithium battery, full charge can last 4 hours, use the attached USB data cable, you can charge while playing.