beyerdynamic Free BYRD Black True Wireless Bluetooth in-Ear Headphones, Active Noise Cancelling, Long Battery Life, Microphone, IPX4, Sound Personalization and Alexa Built-in

Extra-long battery life of up to 11 hours on one single charge, charging case with Qi charging function
Bluetooth 5.2, Alexa Built-in, Google Fast Pair and latest audio codecs such as Qualcomm aptX Adaptive & AAC
Protected against splashing water thanks to IPX4 certification
Moving beyerdynamic sound with ANC and Transparency Mode; outstanding microphone with Qualcomm cVc for impressive speech intelligibility