Experience immersive wireless audio with the Koss BT740iQZ Noise Cancelling Bluetooth Headphones. Designed with a comfortable over-ear closed-back fit, these full-size headphones feature Bluetooth 5.0 connectivity, active noise cancelling, and powerful 40 mm dynamic drivers for rich, detailed sound reproduction. Integrated onboard controls and a built-in microphone allow you to manage calls, playback, and voice functions with ease, while Smart Voice Alerts and iOS battery level display add everyday convenience. Enjoy up to 35+ hours of play and talk time, plus up to 30 hours with ANC enabled, making the BT740iQZ ideal for travel, commuting, work, or extended listening sessions. The foldable cordless design also includes a mini-jack cable, Micro USB charging cable, and carrying pouch for flexible use on the go.