Wireless Creative Macaron Bluetooth Speaker Outdoor Sports Waterproof Mini Portable Subwoofer Collection Small Speaker

Product name: Macaron Bluetooth speaker

Running time: about 4 hours
Charging time: 3-4 hours
Material: ABS plastic + feel oil
Driving device: 1*3.5 full frequency unit
Built-in battery: built-in rechargeable lithium polymer 400mAh
Frequency range: 520 Hz-18 KHZ
Color: frosted white