Bluetooth 5.0 Neckband Wireless Stereo Headphones with Microphone, Retractable Product Description: These brand-new ergonomic wireless Bluetooth headphones utilize the latest Bluetooth 5.0 technology for faster and more stable pairing. The flexible neckband design ensures comfortable wear; the retractable ear tips adjust the length as needed. Perfect for sports. Bluetooth 5.0 Technology: Quick and stable pairing with your phone. Supports Bluetooth connectivity. Enjoy immersive dynamic sound even at a distance of 10 meters. Retractable Ear tips: The retractable cable design frees your hands, making them ideal for sports and outdoor activities. Flexible Neckband: No need to worry about deformation. Lightweight and comfortable, no burden to wear. Long Battery Life: Built-in 150mA lithium battery, fully charged in 2 hours, providing up to 8 hours of talk/music playback and up to 110 hours of standby time. Battery status reminder function for convenient charging. Supports simultaneous connection to two devices, allowing you to freely use the call waiting function on two connected phones. Voice dialing and last number redial function. How to Use: Pairing: 1. Slide the power switch to the "ON" position. After the headset enters pairing mode, the LED indicator will be solid blue. 2. Enable Bluetooth in your device settings, find the headset name HX XXX and tap to pair. (If prompted for a password, enter 0000.) Charging: While charging, the LED indicator is solid red; when the battery reaches 80% or higher, the indicator turns purple; when fully charged, the LED indicator is solid blue. Audio Playback Controls: Play/Pause: Short press the play/pause button. Stop: Long press the play/pause button. Next Track/Fast Forward: Short press the fast forward/rewind switch to the fast forward position. Previous Track/Rewind: Short press the fast forward/rewind switch to the rewind position. Package Contents: 1 x Wireless Bluetooth Earphones 1 x USB Charging Cable 2 x Earbuds (a pair) 1 x User Manual