Anker Liberty 4 Pro Bluetooth Buds Color:Blue The product features an E-marker

The product features an E-marker chip that ensures stable charging without harming your devices

much more convenient while preventing the connectors from damage

Features Write speeds of up to 140MB/s

Enhanced infrared night vision for clear images even in low-light

Anker Liberty 4 Pro Bluetooth Buds Color:Blue The product features an E-markerAnker Liberty 4 Pro Bluetooth Buds Liberty 4 Pro noise cancelling earbuds boast 7 sensors6 sound sensors and 1 barometric pressure sensorto capture noise from every angle. From planes to trains, enjoy a serene journey with 3 stronger noise reduction. Real Time Adaptive Noise Reduction These noise cancelling wireless earbuds adapt to your ever changing environment every 0. 3 seconds, ensuring optimal, seamless noise reduction around the clock.