●Loudspeaker Diameter: 9 mm
●Battery Model: Lithium polymer battery 130 mAH
●Music Playback Time: 4 hours●Charging Time: 2 hours
●Charging Port: Micro USB Type
● WaterProof : IPX5Model:ML-BH9
●Bluetooth Specification: 5.0
●Bluetooth Profile: A2DP1.2/AVRCP1.0/HSP1.0/HFP1.5●Loudspeaker Diameter: 9 mm
●Battery Model: Lithium polymer battery 130 mAH
●Music Playback Time: 4 hours●Charging Time: 2 hours
●Charging Port: Micro USB Type
● WaterProof : IPX5● Earphone Weight : 50g
●Color : Black , red
* Five special design are different :
1.Double Moving Unit Design ;Dual drivers for Unsurpassed clarity
2.Four 9MM quality Speaker Design
3.Water-type tail Pipe Design
4.Soft Ear Design
5.Special Acoustic Damping Design