9D Stereo Smart Wireless Bluetooth 5.0 Air Dot Earphones With LED Display -Black

Main Features:With automatic pairing design, when the headset is taken out of the storage box, the headset will automatically turn on and pair without any operation.
Using smart LED digital display design, charge and discharge instructions, more intuitive estimation of battery life.
Made of high quality ABS, it is durable and easy to carry.
Its length is 12cm, width is 7.8cm, and height is 3.5cm.
It is suitable for sports, music, phone call and so on.
The headset has a built-in Bluetooth 5.0 ch ip to be called a new generation of headphones. earbuds  is equipped with the latest Bluetooth 5.0 ch ip, the data transfer rate is up to 2 times compared to the previous generation, the connection is faster and more stable. Listening to music and playing is smoother and softer
Noise Reduction of 7.2mm Moving Co il Drive Unit and DSP Intelligent Environment Noise Reduction: 
When material and setting are the same, the larger the size of the speaker unit, the better of the low frequency. The earbuds are equipped with a 7.2 mm sound unit, which has a low frequency dip and a medium to high frequency. 

Free to adjust, comfortable to wear, not easy to fall
Lightweight and comfortable to wear is the highlight of Redmi Air-Dots. Thanks to the strict weight control of the single headset at 4.1 g. You do not have to worry about it falling down. We have prepared 3 models of ear protectors to meet your highest demands of closure and firmness, even when running, punching and listening to music. 
Features:

• LED Battery Display 
• Charging Time: 40min - 2 hours
• Playback Time: 3-4h
• Standby time: 80hours
• Color: Black
• Transmission Distance: More than 10m
• Bluetooth Version: V5
• Talk Time: 3-4h
• Main Functions : BluetoothApplication: Running,Sport,Working 
• Charging Compartment Battery Capacity: 260mAH (Included)
• Earphone Battery Capacity: 40mAH (Included)
• Size:12cmx7.8cmx3.5cm/4.72inx3.07inx1.38in
• 4 hours battery life with charging box. Using the time extends to 12 hours. The storage box is also a loading box
•  The headset can not only be protected and stored, but the headset can be charged twice as much
• Automatic second connection
• Bluetooth 5.0, the connection is more stable
• 12h long battery life, with charging box
• Double-ear multifunction button, anti-missing
• Summon voice assistant, voice control mobile phone
• Comfortable to wear, self-adjusting, not easy to fall off
• Headphone Battery Capacity: 40mAh
• Charging Box Battery Capacity: 300mAh

Note:

• Put the level when charging, otherwise it may cause the charge to go off