In-ear headphones come with a range of ear adapters to ensure a secure fitBluetooth 5.2 connectivity allows for easy wireless connection to compatible devices7mm dynamic audio drivers deliver high-end audio with powerful bassIP54 dust, splash, and sweat resistance provides better durability when playing sports or exercisingAdaptable acoustics let you switch from an open style for more situational awareness or a closed style for increased noise cancellation and better immersionTouch interface controls are ultra-easy to operateAdjustable sidetone lets you hear your own voice while talking, allowing for clearer voice calling