Features:Ergonomic around the neck design of Level U provides a comfortable way to keep your music and calls accessible. Ultra-soft, ergonomic ear gels and splash & sweat resistance make it ideal for the active listener. Control call and music functionality intuitively by way of smart magnets in the earbuds-start/pause music and answer/end calls when magnets are connected or disconnected. Ultra High Quality Audio (UHQA) technology delivers a true 24bit digital audio experience with up to 2x wider frequency range than standard CD-quality wireless sound.Combined with noise-isolating ear gels,listeners experience vivid,concert hall sound. UHQA is compatible with select Samsung Galaxy devices.Descriptions:Can be adjusted according to your individual neck timing. The hybrid earbuds are ergonomically designed to allow you to wear comfortably and enjoy the comfort. Have magnetic earplugs, finishing easier and more simple.Provides up to 10 hours of music play, 11 hours of voice calls and 500 hours of standby time, so you can no longer worry about Bluetooth headset life.With the LEVEL U collar Bluetooth headset, you can adjust the volume, control the music status, connect the phone, and easily start the S-voice voice control without taking it out.Specifications:Series: Level U Bluetooth HeadsetColors: Black/Blue/White/GoldConnection: Wireless (Bluetooth)Bluetooth Version: 4.1 　Play Time:10 hours 　Talk Time: 11 hours 　Standby Time:500 hours 　Connectivity: Micro USB 　Microphone: Support 　Multi-point Connection: Support 　Answer/Reject Call: Support 　Audio Stream: Support 　Configuration Files: A2DP,HSP,HFP,AVRCP 　Package Included:1*Level U Bluetooth HeadsetNotes:1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation.Thanks!