Product shell material: plastic Function: insert card, radio, voice message, call function, insert U disk, audio line input, Bluetooth connection Up to 5-8 hours battery life (battery capacity: 1200 mAh) Power: 5W * 2 Bluetooth version: 5.0 Color: black, silver gray, red Charging time: 3.5 hours Dimensions: 74mm * 74mm * 204mm Package Contents: 1 * colorful wireless bluetooth speaker with colorful lights 1 * charging cable, 1 * audio cable 1. Music for eyes and ears: The sound box ensures a real party atmosphere with first-class sound and light - a high-definition 360-degree LED light show fills the room to match the beat.2. Built-in battery Thanks to the powerful battery, you can dance until the early hours of the morning - 12 hours of playback time on just one charge is no challenge for the jukebox.3. Waterproof In accordance with protection class IPX7, no more parties are guaranteed to fall into the water - whether in the event of a sudden cloudburst or at this year's pool party - it can be celebrated in a water depth of up to 1 meter.4. Compatible With this feature, several compatible speakers can be linked together - for optimal stereo sound / 360-degree signature sound in every corner of the room