Category：Headset
Smate Audio: SMT-PRO OLA
Wireless on-ear headset
Bluetooth Version: V5.3
Working Distance: 10m
Battery Specifications: 3.7V, 300mAh
Charging Time: about 2.5 hours
Talking/Music Time: about 36 hours
Driver: 2 x 40 mm
Impedance: 64 Ohm S.P.L
