Comfortable over-ear Sony ULT WEAR headphones with adjustable headband and Digital Noise Cancelling for focused listening and clear calls. 40mm EXTRA BASS drivers deliver deep, detailed sound and LDAC support enables higher-quality Bluetooth audio. Features include Quick Attention Mode, responsive touch controls, multipoint pairing for two devices, voice assistant compatibility (Google Assistant, Alexa, Siri) and the Sony Headphones Connect app for setup, EQ and noise-cancelling adjustments. Up to 30 hours battery life with USB-C charging and 10-minute quick charge for about 4.5 hours; includes USB-C cable, 1.2m headphone cable and hard case.