Buy1 Get1 Free Wireless Bluetooth Earbuds, Stereo in-Ear Headset Earphone, Bluetooth Headphones With Automatic Pair

True wireless stereo, let and right channel separation, HIFI sound Both the left and right ears have a full Bluetoth headset function, which can be used alone or in paire. Dual Mode Bluetooth 5.0, ultra low power consumption. Bluetooth transmission distance: 10 meters Listening o the song time: about 5 hours for one ear and about 3 hours for

Call time: about 5 hours

Standby time: about 300 hours

Charge box charging: about 3 times

Charging time: 1 hour

Charging box charging time: 1 hour

Battery capacity: 3.7V 50mAh

Charge box battery capacity: 500mAh

Headphone charging parameters: 5V 40mAh

Built-in CVC6.0 noise cancellation technology