①. Bluetooth Headset, Wireless Headset, Bluetooth 5.0 2024 Linzero Gift ②. Open the lid to connect (pop up animation when connect with iPhone System). ③. 100% real battery display on iPhone (for 2 earbuds and charging case). ④. In-ear sensor, support noise reduction and transparency mode. ⑤. No LED on earbuds (the LED on charging case will work when the case begins to charge the earbuds). ⑥. Transmission distance 10 meters, support precise positioning. ⑦. Auto power on and power off. ⑧. Could be used separately or together. ⑨. Bluetooth 5.0. ⑩. The name and tap control of bluetooth device could be changed now (Only work with iPhone System 13.1 or above). ⑪. Connect with iPhone device: Open the lid of case and turn on the bluetooth on device, the pop up function will work. And you will see a notice to press the button on the back of charging case. ⑫. Long press (about 4s) the button, you will see the white LED blink. And the earbuds will connect with phone automatically. ⑬. Connect with Android or other device: Open