Bluetooth : 5.3
Plan: bluetrum 5656/JL
Distance: 10m ( free space)
Frequency: 2.402-2.48GHz
Speaker : 13mm
Talk time: 3.5 H
Music time: 4 H
Charging time: 1-2H
Earphone battery: 30mA*2
Charging case battery: 320mA
Number is must
Plsease input value
Error E-mail format
Error cellphone format
Plsease input value
Plsease input value
