Product name: Popular Wireless Bluetooth
Headphone Music Stereo Headset
Bluetooth Version: 5.3
Function: Bluetooth,TFcard,AUX, Noise
Cancelling, Microphone
Wireless Distance:10M
Playtime:Up to 4H
Standby Time:400H
Battery:200  mAh
Charging Time about 3 hours
Speaker:Ø40mm
Sensitivity:110±3dB S.P.L at 1KHZ
Impedance:32Ω
Frequency response:20Hz-20 KHz
Color: Black, white, red, blue, grey

Packing size:16.5*8.5*20cm
Product weight:287g
Carton size:82*41*54cm
60pcs/Carton
19.4KG/Carton