Bluetooth Earphones Sport Wireless Headphone Handsfree bluetooth Earbuds Bass Headsets with Mic for Phone xiaomi iphone

Specification of headset
Bluetooth version: V4.1 +EDR
Operation distance: 10m
Range of frequency: 2.4 to 2.4835GHz ISM band
Sensitivity: -85db
Music format: MP3/WMA
Rechargeable lithium battery: 80mAh
Type: stereo headphone with MIC
Speaker: 14.2mm
Impedance: 32 ohm
Frequency response: 20HZ-20KHZ
Rated Power: 20mW
Power capabitity: 115mW
Cable Length: 0.6m
Microphone Unit: -58dB±3dB

Parcel Include
1x BT313 Bluetooth Earphone
1x USB Charging Cable
1x User Manual