Sennheiser ACCENTUM Wireless Special Edition - ACCENTUM Headphones and BTD 600 Bluetooth Dongle - 50-Hour Battery Playtime, Hybrid ANC, Dongle with USB-A/USB-C Adapter - Black/Copper

Immersive HD stereo sound: Engineered with precision, a built-in 5 Band EQ, customizable sound modes for a personalized listening experience, and adaptive hybrid ANC for noise-free audio Hybrid ANC: Whether at work, at the gym, or outdoors, you can immerse yourself in your music with Active Noise Cancellation or stay aware of your surroundings thanks to the Transparency Mode Get the best possible sound: Connect your ACCENTUM headphones and laptop with the Bluetooth dongle and experience the finest high-definition music your wireless Bluetooth headphones can offer Plug it in, pair it, and forget it: Connect your desktop or laptop computer to your Bluetooth headphones with this easy-to-use USB-A/USB-C Dongle - Compatible with both PC and Mac Use the controls on your headphones: The controls for calls and music on your headphones will still work. Use them for media and calls Frequency Response: 10 Hz - 22,000 Hz