Mi airDots (mi true wireless airdots basics)

Brand Name: Xiaomi
Connectors: USB
Control Button: Yes
Active Noise-Cancellation: Yes
Style: In-Ear
Communication: Wireless
Vocalism Principle: Dynamic
Volume Control: No
Wireless Type: bluetooth
Codecs: Apt-X
Support Memory Card: No
With Microphone: Yes
Model Number: TWSEJ04LS
Resistance: 16Ω
Frequency Response Range: 20-20000Hz
Function: Monitor Headphone, for Video Game, Common Headphone,  For Mobile Phone, For iPod, HiFi Headphone, Sport
Sensitivity: 120±5dB
Waterproof: Yes
Is wireless: Yes
Line Length: None
Plug Type: Wireless
Support APP: No
Charging Box Battery: 300mAh: Single Earphone Battery: 40mAh
Bluetooth Protocal: HFP/A2DP/ HSP/AVRCP: Chargin