Closed on-ear wireless headphones with Bluetooth connection that offers directly integrated sound personalization thanks to the "Make it yours" app: based on your own hearing and thanks to Mimi Hearing Technologies GmbH's technology, you can create an individual sound profile and upload it to the headphones. The headphones adapt perfectly to their user and always provide an optimized and individual listening experience, independent from the playback device. The app is available on the Apple Store and Google Play Store. The headphones use beyerdynamic's legendary Tesla driver technology for an outstanding sound performance, delivering everything from a powerful, precise bass to clear mids and silky-pleasant highs. To ensure the best connection, the headphones also use the Bluetooth 4.2 protocol and the aptX HD Codec by Qualcomm for high-resolution sound and audiophile transmission quality. Innovative touch pad that is integrated in the right ear cup enables easy control of all functions. The headphones feature a powerful internal battery for playback time of more than 20 hours that requires charging time of only two hours. The attractive and functional design further turns them into a visual statement for music lovers. Included is also a hands-free microphone, a 1.2m long detachable 3.5 mm jack plug connecting cable, charging cable USB-A to USB-C and soft case. Frequency response: 10 Hz-40 kHz. Black colour design.