Fangrui Product Details 1. Gt10 Zero Pressure Bt5.4 Wireless Stereo Anc Headphones 2. Latest Bluetooth 5.4 Technology; Easy And Fast Pairing With Smartphones, Tablets And Other Bluetooth-enabled Music Devices. 3. Wireless Earphones, Music Bluetooth Headset And Sports Headphones, Can Reduce The Radiation Of Mobile Phones, Freeing Up The Hands To Answer The Phone. 4. It Can Keep The Brain Away From The Phone Radiation, No Longer Need To Hold The Phone To Call, The Waist Is Not Sore, And Also Reduces The Risk Of Falling. 5. Suitable For Running, Bicycling, Sports. Without Creeping Down. 6. Support Both Wireless And Wired Modes. Used As Wired Headphones With An Audio Cable Plugged Into Your Earphone Jack. Change From Wireless Headphones To Wired Headphones In Seconds. 7. Product Specifications 8. Pairing Name: El-gt10 9. Bt Version: V5.4 10. Charging Port: Type-c 11. Charging Time: About 2.5 Hours 12. Input Current: 500ma 13. Battery Capacity: 500mah+ntc 14. Noise Reduction Depth: -36db 15. Speaker Specifications: 40mm 16. Talk Time: About 45 Hours 17. Transmission Frequency: 2.402ghz-2.480ghz