The Bose QC-2 Acoustic Noise Cancelling Headphones are designed with a comfortable over-the-ear ear-cup and headband design. They come in a multi-color option and feature noise cancellation technology for an immersive listening experience. The headphones have a 3ft cable with a 3.5mm jack for easy connectivity to various audio devices. The model tested is known for its 73ohm impedance, which contributes to high-quality sound output. Additionally, the headphones come with a case for convenient storage and protection when not in use.