Q20 Business Bluetooth-compatible Headset Digital Display Ear-hook Headphones Stereo Noise Reduction Earphone black

Product Name: Headphones;
Bluetooth-compatible version: version 5.2;
Bluetooth-compatible distance: about 10 meters;
Battery: 300MAH;
Listening to songs and talking time: about 30 hours;
Charging time: about 2 hours;
Function: universal for left and right ears, rotatable;
Battery type: lithium polymer battery;
Support protocol: HEPHSPA2DAVRCP;
Process material: ABS + electroplating + food silicone ear caps;
Frequency: 20Hz-20KHz;
Impedance: 32 ohms;
Sensitivity: 85dB/mW;
Waterproof grade: IPX 5;
Headphone size: 7.2 x 6 x 2.1CM;
Headphone weight: 12.6G;
Packing list:
1 x Bluetooth-compatible Headset
1 x Manual
1 x USB Cable
1 x Packing Bag
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.