• Bluetooth Earphone
• Bluetooth version V4.2+EDR
• Bluetooth Earphone battery capacith:65 mA
• Transmission distance: up to 10m
• Support: A2DPAVCTPHFP
• Frequency range: 2.402~2.480GHz
• Speaker frequency: 20~20K Hz
• Speaker sensitivity: 100dB + 3dB at 1KHz
• Impedance: 16 Ohms±10%
• Microphone sensitivity: -58+3dB
• Microphone directionality: Multidirectional design
• Microphone frequency response: 100-10000HZ
• Rated power: 15mW
• Charging voltage: DC 5V
• Charging time: approximately 1-2 hours
• Earphone working time: up to 2-3 hours on one time charge, up to 10-12 hours • on multiple charging on docking station
• Standby time: approximately 300 hours
• Docking Station
• Capacity: 650 mAh
• Input voltage: DC 4.5V-5.2V
• Input Current: DC 300mA
• Overcharge, over-discharge protection
• Accessories: USB cable 1pcs