The HA-A30T wireless earbuds have JVC's unique earpieces, designed to reduce noise for more effective noise cancellation. With single-sided use, you can talk on the left or right earpiece and control the volume with either earpiece, which is helpful for remote meetings and hands-free calling. Up to 21 hours total playback time. A 10-minute quick charge gives you 1.25 hours of playback. Other features include rainproof IPX4, hands-free mic and voice assistant compatibility and low-latency mode for gaming and movies. Features: Active Noise Cancelling Technology True wireless freedom Independent, Single Side Use (Left/Right) - Qualcomm® - With compatible smartphones, left and right earbuds independently connect. Use either earbud while the other is charging Stable Wireless Connection Bluetooth ver. 5.2, Power Class-1 Up to 21 Hours Total Playback Time in Bluetooth Mode Up to 17 Hours Total Playback Time in Noise Cancelling Mode 10 minutes Quick charge for 1.25-hour playback Hands-Free Mi