Type: Bluetooth speaker
size：75*88mm
Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 1200mah
Frequency response range: 100HZ-20KHZ
Output power: 3W
Signal to noise ratio: ≥75dB
Power supply: built-in lithium battery
Channel: 2.1
Playing time: 8 hours
Extended storage: 32GB
Bluetooth protocol: 5.0