Features:1. Large Capacity Battery: This product has 400mAh + 400mAh large battery, 80 hours music play, 100 hours talking time. It has super long battery life experience.2. TF Card Support: You can listen to songs without a mobile phone, Support card playback, maximum support 64G extended security digital card.3. Magnetic Attraction: It has magnetic attraction that can prevent the earphones from being entangled and are easy to carry.4. 9D Stereo Bass: It has stereo bass which creates excellent sound quality. On-site sound effects. Take you to experience a different musical feast.5. Battery Display: After connecting the phone, you can intuitively see the remaining power of the headset. Don t worry about the headphones suddenly running out of power.Product specification：1. Bluetooth version: V5.12. Wearing method: in-ear3. Connection method: Bluetooth connection4. Playing time: about 100 hours5. Talk time: about 100 hours6. Charging time: about 4 hours7. Product color: black/red8. Battery capacity：2 x 400 mAh9. Packing Size: 11 x 8 x 3cm10. G.W: 110GPackage List:Earphones x 1USB cable x 1User manual x 1

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