• AB:1532:
• Master-slave control Version5.0,IPX5
• Touch operation systemEarbuds
• Charging base 400mAh
• Earbuds each 50mAh
• Non-stop playing time:4-5 Hours
• Speaker Φ6mm  16Ω
• Sensitivity(SPK)95±3dB@1KHz
• USB: type-c data cable
• Earbuds size: 22.5*17.5*24.0mm
• Charing box size:63.0*27.0*34.5.0mm