Wireless Bluetooth Speaker Outdoor Subwoofer Waterproof Long Battery Life black

Description

Battery description: 24-hour music playback built-in 20,000mAh rechargeable lithium-ion battery, which can support continuous music playback for about 24 hours (under standard test environment), and it can also charge other devices through dual USB ports.Indoor/outdoor sound effects: There are two sound modes, indoor and outdoor. Enjoy deep bass and rich sound in indoor mode; switch to outdoor mode, the sound is more open, the bass is stronger, and the playback time is longer.