I purchased this about six months ago. I am selling it because I don't use it much. Due to circumstances, I will be unable to ship from October 16th to November 5th. Therefore, I have slightly lowered the price, but only for today. Please feel free to ask if you would like me to add more photos. Brand: SONY Color: Black Wearing Style: Over-Ear Headphone Type: Closed-back Dynamic Impedance: 1.4 ohms Noise Control: Active Noise Cancellation High-quality sound even wirelessly thanks to the built-in DAC and amplifier in the "High-Quality Noise Canceling Processor QN1". Noise canceling performance is four times better than the previous model due to the QN1. "DSEE HX" upscales various sound sources to Hi-Res quality. "NC Optimizer" optimizes the noise canceling function according to the user's condition and environment. Ambient sound mode allows you to enjoy music while taking in surrounding sounds. Ear pads provide a high level of wearing comfort and airtightness. Continuous use time: up to 30 hours, Sensitivity: 104.5dB/mW (wired connection, POWER ON at 1kHz), 101dB/mW (wired connection, POWER OFF at 1kHz) Body weight: approx. 255g ● Included accessories: USB Type-C cable (approx. 20cm), headphone cable (approx. 1.2m), carrying case, airplane plug adapter Foldable