· Bluetooth version: V5.0
· Battery capacity: 1800mAh 18650
· Product material: ABS + Metal mesh+LED
. Playing time: 3-5H
. Transmission distance: 10M
. Dimension: 38*6.5*6.5CM
. Speaker:52mm*2 4 ohms
. Functions: Bluetooth. Handfree calling.
. Speaker output: 5W*2TF card USB play , FM, Aux
. SNR: 95db