Bluetooth wireless allows straightforward wireless pairing of Bluetooth enabled devices; Supports Bluetooth v5.3; Wireless range of 59 feet Active noise cancellation, built-in microphone and Micro-USB port for battery recharge On-ear controls: ANC on-off, volume up/next, volume down/previous, play/pause/phone answering/power; Features rubberized coating for an improved rugged feel, Adjustable headband and 40 mm drivers Built-in rechargeable lithium polymer battery; Battery life: ~8 hours at 50% volume with ANC On and ~5.5 hours at 100% volume with ANC On Compatible with various Bluetooth-enabled systems; including Apple and Android devices