Specification:
• Speaker : 53mm
• Impedance : 32±15%2
• Sensitivity : 99±3dB
• Frequency response : 20Hz to 20kHz
• Microphone : 06.0×2.7mm
• Microphone sensitivity : -42±3dB
• Wireless distance : 10m
• Connection : 2.4GHz+Wireless+
Type-C Audio cable+3.5mm Audio cable
• lithium battery : 1200mAh