Wireless Earbuds, Bluetooth 5.3 Headphones with Wireless Charging Case, Stereo Headphones in Ear Built in Mic, Wireless Earbuds, True Bluetooth Earbuds for Work/Home/Office

Battery Level Indication: Flashing red light (0%?battery level? 33%) Flashing blue light (33%?battery level? 66%) Flashing green light (66%?battery level? 99%) Green light always on (fully charged) Product Specification: 1.Battery Capacity: 600mAh 2. Input: 5V, 0.3A 3. Output: 5V, 0.1A Package Include: 1×Wireless Earbuds Pro charging case 1×Operation instruction Earbuds Pro Troubleshooting: 1. Why can't it match after many attempts? Answer: Wait for more than 5 hours until the earbud battery runs out. Then put it back into the case and charge it for about 10 minutes. The earbuds will restart, and now you can start pairing again using the previous method. 2. Only one headset succeeds when pairing is successful. Answer: It does not support mixed pairing, check if the headset is a pair. Or a certain headset is exhausted, charge it in time and try again. 3.If no sound from a single earphone after pairing succeeded. Answer: Put the earphone in the case, open and close the lid twice. Or take out the earphone then take in to pair again.