Product Name: Subwoofer Bluetooth Speaker
Output power: DC5V
Frequency response: 120Hz~20000KHz
Life time: 8 hours in music mode
Product size: 80*58*58mm
Battery capacity: 1200mAh
Signal to noise ratio: ≥3 70db
Connection distance: ≥10m
Color options: red, black
Play mode: Bluetooth connection, TF card, wired connection