Speaker: magnetic inside the battery: 2000 mah
Rating: 4 Ω 5 w x 1
Playing time: 360 minutes of charging time: 2 hours or more input power supply: dc DC5V160MHA power output: 5 w
The system frequency response: 30 hz ~ 20 KHZ
Signal to noise ratio: p 60 db
Input sensitivity: 600 + 100 mv bluetooth version: 4.2