• Driver: 7mm dynamic driver
• Driver sensitivity : 95 dB @ 1kHZ
• Frequency response range : 20Hz ~ 20kHz
• Microphone sensitivity : -38 dBV/Pa
• Bluetooth version : BT 5.0
• Battery type : rechargeable lithium-ion battery
• Battery capacity : 25mAh (headphones) & 350mAh (charging case)