Wireless Earbuds Open Ear HiFi Stereo Headphones ENC Dual Mic Noise Cancelling Earbuds BT 5.3 True Wireless Sports Earphone

Noise Cancelling Environmental Noise Cancellation (ENC), Active Noise Cancellation (ANC)
Bluetooth Standard Bluetooth v5.3
Waterproof Standard IPX-5
Battery Capacity(mAh) Battery of earbuds:70mAh, Battery of harge box: 450mAh
Headphone Form Factor Open-ear
Battery Indicator LED
Chipset JL
Material ABS+PC
Wireless delay time less than 30 ms