Specification: Brand: Xiaomi product. Model: TWSEJ04LS wireless connection Bluetooth: 5.0 Bluetooth Protocol: HFP / A2DP / HSP / AVRCP Communication distance: 10 meters (accessible environment) Dual headphones incessantly listen to songs for about 4 hours Headphones Standby time: about 150 hours Battery capacity of a single headphone: 40 mAh. Battery charging capacity: 300 mAh. Charging time of headphones: about 1.5 hours Charging box time: about 2 hours Single earphone net weight: about 4.1 g Total net weight with charging box: about 35.4g Load box size: 62 x 40 x 27.2 mm. Headphone size: 26.65 x 16.4 x 21.6 mm Package contents: Redmi Ear buds* 1 1 x charging box. Ear Plugs (S M L) * 3 Pairs 1 x user manual (English language not d). How to stop? First connection for dual headphones: 1. Take two headphones out of the case and can be turned on automatically 2. Open your mobile phone, Bluetooth, and Redmi Earbuds_R pareo; left headphones do not want to pair one after the other, they’ll connect automatically. How to reset headphones: 1. Hold down the multifunction button for 15 seconds until the red and white lights the second time, flashes alternately 3 times and turns off, the device restarts successfully. 2. Ignore or cancel Redmi Earbuds_R pairing in phone Bluetooth settings, delete the connection log, the device restarts accurately. Note: This product is referred to as Airdots in China.

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New Bluetooth 5.0 Technology: Redmi Earbuds is equipped with the new generation Bluetooth 5.0 chips, the data transfer rate is up to 2 times faster than the previous generation, the connection is faster and more stable. Softer for listening to songs and playing games.
New True Wireless experience: Redmi Earbuds is a true wireless headset, this means that the connection between the left and right headphones disappears, but the experience is easier. The automatic connection of seconds, just place the headphones and start your performance immediately.
Long battery life: 4 hours battery life on a single charge, 12 hours battery life on the charging box; 1 x 40mAh battery headset, charging box with 300mAh battery. The charging box is also a charging box. You’ll also charge the headset twice.
LIGHTWEIGHT NIOSE REDUCTION & LIGHTWEIGHT: Redmi Earbuds is equipped with a 7.2mm dynamic unit and smart DSP noise reduction system to enjoy high fidelity sound quality and clear vocation. 4.1g lightweight design when running, hitting and listening to music on the road.
Multi-function physical button: Redmi Earbuds is equipped with a multifunction physical button to reduce false touches and voice keep an eye on, double-click to activate the phone’s voice wizard, it is rather convenient to use (mobile phone is required to open and voice wizard function).