The Audio Technica ATH-ANC9 QuietPoint Active Noise-Cancelling Headphones are designed to provide active noise reduction and audio playback from your portable music device or smartphone while travelling, working, or relaxing. They feature Audio-Technica's Tri-Level Cancellation, which has three modes of cancellation for different environments and scenarios. The ATH-ANC9s provide up to 95% noise cancellation and are capable of reducing ambient noise up to 30dB.
The headphones feature 40mm drivers and four miniature microphones that detect surrounding noise and create the sound-cancelling signal. Its headband and earcups have memory foam padding designed to provide comfort during extended use. The ATH-ANC9s include a regular 1.2-meter cable and a second 1.2-meter cable with an in-line control and omnidirectional microphone for your MP3 player, smartphone, or iOS device. The headphones feature a fold-flat design allowing them to be stored in the included hard carrying case.