Specifications

-Bluetooth Version : 5.0

-Driver Size : 40mm

-Impedance : 32ohm

-Sensitivity : 19db

-Frequency Response : 20hz - 20khz

-Wireless Operating Range : Up To 15m

-Built In Rechargeable Battery : 200mah

-Lithium Polymer Battery : A Leve

-With Protective Plate Working Time : Up To 10 Hours At 70% Volume

-Standby Time : Approx. 200 Hours

-Charging Time : 2.5 Hours

1 Year Warranty