Bluetooth Headset [The Best Wireless Headset - Bluetooth 5.3 + EDR] This product has only been tested once after purchase. Single-Ear Bluetooth Earphone, Up to 110 Hours Standby Time, 500mAh Charging Case, LED Battery Level Display, Ear-Hook Headset, Microphone Included, Bluetooth, Hands-Free Calling, Compatible with Both Left and Right Ears, Type-C Fast Charging, Siri Compatible, CVC8.0, ACC Compatible, Connect to 2 Devices Simultaneously *We try our best to respond quickly, but due to frequent business trips, it may take some time to ship. If you are in a hurry, please check with us in the comments before purchasing.