Wireless Bluetooth-compatible V5.0 Headphones 3500mah Battery Noise Reduction Tws In-ear Stereo Sports Running Mobile Phone Headset 315 Exquisite White

--Ergonomic design: makes it comfortable to wear.

--Intelligent noise reduction: reducing environmental noise, making the call clearer.

--Bluetooth-compatible 5.0 chip: provide you with efficient wireless performance.

--Suitable for: driving, sport, business or leisure.

--Size: 7.55x4.6x2.75cm.

Description:
Name: Wireless Headphones
Bluetooth-compatible version: Bluetooth-compatible 5.0
Frequency response range: 20HZ-20KHZ
Support protocol: HSP, HFP, A2DP, AVRCP
Number of speakers: 2
Talk time: about 4 hours
Playing time: about 5 hours at maximum volume
Bluetooth transmission distance: 10 meters without barriers
Body material: ABS+PC+ aluminum alloy
Headphone battery capacity: 50mAh
Charging compartment battery capacity: 3500mAh
Speaker size: diameter 8mm
Charging time: about 1 hour
Charging voltage: DC 5V/1A
Sensitivity: 115±3dB
With screen display: charging display, power display
Charging port: input DC5V 1A
Charging cable size: 50cm
Material: ABS+PC.
Size: 7.55x4.6x2.75cm.
Standby time: 140 hours.
Signal to noise ratio: ≥90dB.
Charging port: Type-C.
Packing list:
Wireless Headphones x 1
Note:
Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. 
Manual measuring,please allow 1~3mm error,thank you.