Sony WF-C700N/B are in-ear headphones with active noise cancellation and ambient sound mode. They are wireless and connect via Bluetooth or USB-C. The earbuds are water-resistant and sweat-proof with replaceable ear tips. The headphones have touch controls, volume limitation, and a built-in microphone. They also feature stereo sound, Bluetooth multi-point, and a rechargeable battery. The headphones come in black.