High Sound Quality Portable Subwoofer Bluetooth Speaker

Product information:
Type: Bluetooth speaker
Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 1200 mA
Frequency response range: 100HZ-20KHZ
Output power: 5W
Signal to noise ratio: 95dB
Power supply mode: built-in lithium battery
Channel: 2
Play time: 6 hours
Expansion storage: 32GB