S650 HIFI Bluetooth Wireless Neckband Earphone Support TF Card(Black)

1. It can be connected to a computer as a card reader, and two headphones can be used to listen to songs at the same time2. With EQ sound effect selection function3. Bluetooth + card dual mode selection4. With battery level display5. Built-in 800mAh large lithium battery, continuous listening to music for 100 hours6. Graphene diaphragm, smooth and clear sound7. DVC digital noise reduction technology, lossless call8. Skin-friendly silicone neck hanger, which can be bent arbitrarily9. IOS intelligent voice assistant, long press for one second to swap Siri10. Adopting three-point anti-falling design, it is comfortable to wear and does not fall off.11. Bluetooth version: 5.0+EDR12. Signal-to-noise ratio: 95 decibels13. Sensitivity: 101.7dB +/3dB14. Charging current: 5V 1A15. Headphone cable length: 200mm16. Transmission distance: 10 meters without obstacle17. Packing list: data cable x 1, ear caps x 3 pairs, manual x 1