Glass Bluetooth Speaker Portable Mini Outdoor USB Charging

Product information:
Power type: lithium battery
Color: Lucky Cat-black, lucky cat-White
Frequency range: 100HZ-20KHZ
Rated Voltage: 3.7
Additional functions: card insertion, lighting, and call functions
Applicable scenarios: car, desktop, fitness, outdoor, home, mobile/portable, live broadcast, outdoor lawn
Rated Power: 5