Experience intense, legendary sound with the Sennheiser ACCENTUM Wireless SE headphones. These headphones offer technical precision, a built-in 5-band stereo equalizer, and customizable sound modes for a personalized listening experience. Hybrid Active Noise Cancellation (ANC) technology allows you to immerse yourself in your music without distractions, or switch to Transparency Mode to stay aware of your surroundings. Connect your PC or laptop to these Bluetooth headphones using the included BTD 600 Bluetooth dongle, which features USB-A/USB-C adapters for compatibility with both PCs and Macs. Enjoy high-resolution audio and conveniently control your music and calls directly from the headphones using the on-ear buttons. Frequency Response: 10 Hz – 22,000 Hz.