Product details of M3 Mini Metal Portable Wireless Bluetooth Speaker Multi Color - Speaker
Product details of M3 Mini Portable Bluetooth Speaker Sound Box
Loudspeaker Output: 4W
Frequency response: 20Hz-20KHz
Battery Capacity: 300mAh
Battery Charging Voltage: 5V USB
Playback Time: Up to 2.5 hours
Battery Charge Time: 2 hours
Wireless Compliant: V5.0